This standard specifies the type, basic parameters and dimensions, technical requirements, inspection rules, test methods, marking, packaging and warranty requirements of YVF2 series motors. This standard applies to YVF2 series variable frequency speed regulating three-phase asynchronous motors. All series of motors derived from this series of motors can also refer to it. JB/T 7118-2004 Technical conditions for YVF2 series (IP54) variable frequency speed regulating three-phase asynchronous motors (frame size 80~315) JB/T7118-2004 Standard download decompression password: www.bzxz.net

ICS29.160.30
Registration No.: 455992014
Mechanical Industry Standard of the People's Republic of China
JB/T7118—2014
Replaces JB/T7118—2004
Specification for YVF2 series (IP54) variable frequency adjustable speeddefinite purpose converter-fed three-phase induction motors（Framesize80~355）
Published on May 6, 2014
Implemented on October 1, 2014
Published by the Ministry of Industry and Information Technology of the People's Republic of ChinaForeword
Normative reference documents
Type, basic parameters and dimensions.
Technical requirements
Inspection rules.
Marking,
Packaging and warranty period.
Electric motors with base feet and no flange on the end cover Motors with feet and flanges (with through holes) on the end coversMotors without feet and flanges (with through holes) on the end coversMotors with feet and flanges (with screw holes) on the end coversMotors without feet and flanges (with screw holes) on the end coversMotors with vertical installation, motors without feet, flanges (with through holes) on the end covers, and shaft extension downwardMotor structure and installation type.
Corresponding relationship between frame number, nominal power, and rated torqueMotors with feet and no flanges on the end coversMotors with feet and flanges (with through holes) on the end covers Motor base without feet and flange (with through holes) on end cover Motor base with feet and flange (with screw holes) on end cover Motor base without feet and flange (with screw holes) on end cover Vertical installation of motors without feet and flange (with screw holes) on end cover, with shaft extension downward Dimensions and tolerances of shaft extension keys,
Radial runout tolerance at half the shaft extension length Radial and axial runout tolerances
Parallelism tolerance,
Flatness tolerance,
Symmetry tolerance of keyway.||tt ||Guaranteed values ​​of efficiency and power factor
Guaranteed value of the ratio of stall torque to rated torqueGuaranteed value of the ratio of minimum torque to rated torqueTolerance of guaranteed values ​​of electrical performance of motor, interval time after power failure.
Motor vibration intensity limit (root mean square value)Noise number limit of A-weighted sound power level LwA (dB)Outlet terminal marking,
JB/T7118—2014
JB/T7118—2014
This standard was drafted according to the rules given in GB/T1.1-2009. This standard replaces JB/T7118-2004 "Technical conditions for YVF2 series (IP54) variable frequency speed regulating three-phase asynchronous motors (frame sizes 80 to 315)". Compared with JB/T7118-2004, the main technical changes are as follows: 2-pole and 6-pole motors are added (see 3.8); - Frame size 355 is added, and the power is extended from 0.55kW to 200kW to 0.55kW to 315kW (see 3.9); The efficiency and power of the motor when powered by 50Hz industrial frequency are increased. Factor requirements (see 4.4); - Added the requirement that the motor should be able to withstand accidental overcurrent (see 4.13); - Added the requirements for the vibration displacement and vibration acceleration of the motor (see 4.19); - Added the requirements for the shaft voltage and bearing current of the motor (see 4.22); Added the requirement that the safety performance of the motor should comply with the requirements of GB14711 (see 4.27); Modified the frequency range of the motor constant torque operation (see 4.3, 2004 edition 3.9); This standard was proposed by the China Machinery Industry Federation. This standard is under the jurisdiction of the National Technical Committee for Standardization of Rotating Electrical Machines (SAC/TC26). The responsible drafting organizations of this standard are: Shanghai Motor System Energy Saving Engineering Technology Research Center Co., Ltd., Zhejiang Jinlong Motor Co., Ltd., Wolong Electric Group Co., Ltd., Shandong Huali Motor Group Co., Ltd., Shanghai Energy Efficiency Center, Jiangmen Jiangsheng Motor Factory Co., Ltd., Zhejiang Huanian Motor Co., Ltd., Jiangsu Xi'anda Explosion-proof Co., Ltd., Shanghai Dequchi Electric Co., Ltd., Jiangsu Qingjiang Motor Manufacturing Co., Ltd., China Shipbuilding Industry Corporation Motor Technology Co., Ltd., Zhejiang Special Motor Co., Ltd., Ningbo Dongli Transmission Equipment Co., Ltd., Anhui Mingteng Permanent Magnet Electromechanical Equipment Co., Ltd., and Red Five Rings Group Co., Ltd. The drafting units of this standard include: Jiamusi Electric Motor Co., Ltd., Xiangtan Electric Motor Co., Ltd., Jiangxi Special Electric Motor Co., Ltd., Kaifeng Electric Motor Manufacturing Co., Ltd., Shandong Lijiu Special Electric Motor Co., Ltd., Jiangsu Dazhong Electric Motor Co., Ltd., Hengshui Electric Motor Co., Ltd., Shandong Fuzhi Electric Motor Co., Ltd., Shanxi Electric Motor Manufacturing Co., Ltd., Hebei Electric Motor Co., Ltd., Wuxi Zhongda Electric Motor Co., Ltd., Zhejiang Qixing Electronics Co., Ltd., Xi'an Dun'an Electric Co., Ltd., Xi'an Taifu Xima Electric Motor Co., Ltd., Toshiba Dalian Co., Ltd., Chengdu Dongfang Group Qionglai Electric Motor Co., Ltd., Sichuan Yibin Liyuan Electric Motor Co., Ltd., Jiangsu Yuandong Electric Motor Manufacturing Co., Ltd., Dalian Riqian Electric Motor Co., Ltd., Lu'an Weite Electric Motor Co., Ltd., Dalian Electric Motor Group Co., Ltd., Shanghai Bangpu Industrial Group Co., Ltd., Shanghai ABB Electric Motor Co., Ltd., Siemens (China) Co., Ltd., China Machinery International Engineering Design and Research Institute Co., Ltd., Zhejiang Shengzhou Yongyu Punching Co., Ltd., and Zhejiang Ximen Punching Co., Ltd. The main drafters of this standard are: Li Zhiqiang, Li Xiuying, Huang Jian, Wu Hanxi, Qin Hongbo, Yan Beilan, Ye Ye, Li Na, Wang Qingdong, Liu Quan, Wu Zhiling, Lu Jinsheng, Zhang Wei, Chen Xiangen, Gao Mingzhen, Li Baolai, Wu Yan, Yao Lixin, Mei Luoming, Tan Qiang. The previous versions of the standards replaced by this standard are: JB/T7118-1993, JB/T7118-2004. I
1 Scope
Technical conditions for YVF2 series (IP54) variable frequency speed regulation three-phase asynchronous motors
(Frame size 80~355)
JB/T7118——2014
This standard specifies the type, basic parameters and dimensions, technical requirements, inspection rules, marking, packaging and warranty period of YVF2 series (IP54) variable frequency speed regulation three-phase asynchronous motors. This standard applies to YVF2 series (IP54) variable frequency speed regulating three-phase asynchronous motors (frame size 80~355) (hereinafter referred to as motors). All series of motors derived from this series of motors can also be implemented as a reference. 2 Normative reference documents
The following documents are indispensable for the application of this document. For all reference documents with a date, only the dated version applies to this document. For all undated reference documents, the latest version (including all amendments) applies to this document. GB/T191--2008 Pictorial marking for packaging, storage and transportation GB755-2008 Ratings and performance of rotating electrical machines GB/T997-2008 Classification of structural types, installation types and terminal box positions of rotating electrical machines (IM code) 2 Test methods for three-phase asynchronous motors
GB/T1032-2012
GB1971 Terminal marking and direction of rotation of rotating electrical machines 3 Cooling methods for rotating electrical machines
GB/T1993-1993
9 Dimensions and output power levels of rotating electrical machines Part 1: Frame sizes 56 to 400 and flange sizes 55 to 56 GB/T 4772.1—1999
GB/T4942.1—2006
Classification of protection degree (IP code) of rotating electrical machine integral structure
: Mechanical vibration of electrical machines with shaft center height of 56 mm or more - Measurement, evaluation and limits of vibration GB10068—2008
Determination method and limits of noise of rotating electrical machines - Part 1: Determination method of noise of rotating electrical machines GB/T10069.1—2006
GB/T12665—2008||tt| |Damp heat test requirements for motors used under general environmental conditions GB14711 General safety requirements for small and medium-sized rotating motors GB/T21707—2008
GB/T22670—2008
GB/T22712—2008
Insulation specification for three-phase asynchronous motors for variable frequency speed regulation Test methods for three-phase cage induction motors powered by frequency converters Technical specification for G series cooling fans for variable frequency motors GB/T22719.1—2008
GB/T22720.1—2008
Type test
3 Type, basic parameters and dimensions
Interturn insulation of scattered windings of AC low-voltage motors Part 1: Test methods Identification and type of electrical insulation structure of rotating motors powered by voltage-type inverters 3.1 The model of the motor consists of two parts, product code and specification code, arranged in sequence. 1
JB/T7118—2014
Example: YVF2-132S1-2
Specification code, indicating that the shaft center height is 132mm, the base length is S, the core length is 1, and the number of poles is 2. Product code, indicating that the three-phase asynchronous motor dedicated to variable frequency speed regulation has an enclosure protection level of IP54 (according to the provisions of GB/T4942.1-2006). The cooling method of the motor is IC416 (according to the provisions of GB/T1993-1993). 3.3
The structure and installation type of the motor are IMB3, IMB5, IMB6, IMB7, IMB8, IMB35, IMV1, IMV3, 3.4
IMV5, IMV6, IMV15, IMV35, IMV37 (as per GB/T997-2008) and are manufactured as per the provisions in Table 1. Table 1 Structure and installation type of motor
Frame size
80~160
180~280
315~355
Structure and installation code (IM)
B3, B5, B6, B7, B8, B35, VI, V3, V5, V6, V15V35, V37B3, B5, B35V1
B3, B35, V1
The base frequency of the motor is 50Hz, and the rated voltage is 380V.
Note: The rated voltage and base frequency refer to the motor operating voltage and frequency corresponding to the turning point between the constant torque and constant power characteristics of the motor output. The wiring method for nominal power of 55kW and below is Y connection, and that for 55kW and above is △ connection. The motor rating is a continuous rating based on the continuous duty system (S1). The number of motor poles is 2 poles,
4 poles, and 6 poles.
The motor should be manufactured according to the following nominal power: 0.55kW, 0.75kW,
1kw, 1.5kw, 2.2kW, 3kW, 4kW,
37kw45kw=55kw, 75k90kW,
5.5kW, 7.5kw, 11kW, 15kw.18.5kw, 22kw, 30kw, 110kW, 132kW,
160kW, 200kw
250kw.315kW.
The corresponding relationship between the motor frame number, nominal power, and rated torque should be as specified in Table 2. The frequency range of constant torque speed regulation is 3Hz～3.10
50Hz; the frequency range of constant power speed regulation is 50Hz~60Hz (for 2-pole motors), 50Hz100Hz (for 4-pole and 6-pole motors other than 355-4), 50Hz~
75Hz (for 355-4 motors).
Note: The rated torque value is converted from the nominal power and synchronous speed under the reference frequency. Table 2
Frame size
Nominal power
Correspondence between nominal power and rated torqueFrame size,
Synchronous speed r/min
Rated torque
Nominal power
Rated torque
Frame size
Correspondence between frame size, nominal power and rated torque (continued)Synchronous speed
Nominal power
Rated torque
Nominal power
Rated torque
Note: The numbers 1 and
2 after M and L represent different powers under the same frame size and speed. 3.11
The installation dimensions and tolerances of the motor shall comply with the provisions of Tables 3 to 8 and Figures 1 to 6; and the provisions of Figures 1 to 6.
Frame size 80~90
Frame size 100132
Nominal power
JB/T7118—2014
Rated torque
Overall dimensions should not be greater than those in Table 3 to Table 8
Frame size 160355
Frame size 80~355 for motors with base feet and no flange on end cover
JB/T7118—2014
(Floating)
Frame size
German electrical
JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit deviation|| tt||Nominal meter
Limit deviation
Nominal meter
Limit deviation
Nominal size
Limit pick roll
Nominal size
Pole deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Nominal size
Nominal meter
Nominal size
Four emblems
Machine frame number||tt| |JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Eye deviation
Nominal size
8100 yuan
Limit deviation
Nominal size
(sheet)
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
0S0 stem
Nominal size
Limit eccentricity
Nominal size
|Limit deviation
6566868
Nominal size
Polar eye difference
Nominal size
Nominal size
Nominal size
A nominal size
Si Neng Dan
Machine frame number
820323
~08Required parts
JB/T7118—2014
Flange number
Machine frame number
JB/T7118—2014
8100k
9100k
“（or）“o
0S0 year
Concave edge number
Machine frame number4
IMV5, IMV6, IMV15, IMV35, IMV37 (according to the provisions of GB/T997-2008), manufactured according to the provisions of Table 1. Table 1 Structure and installation type of motor
Frame size
80~160
180~280
315~355
Structure and installation code (IM)
B3, B5, B6, B7, B8, B35, VI, V3, V5, V6, V15V35, V37B3, B5, B35V1
B3, B35, V1
The basic rated frequency of the motor is 50Hz,
rated voltage is 380V.
Note: Rated voltage and reference frequency refer to the motor operating voltage and frequency corresponding to the turning point between the motor output constant torque and constant power characteristics. The wiring method for nominal power 55kW and below is Y connection, and for 55kW and above is △ connection. The motor rating is a continuous rating based on the continuous duty system (S1). The number of motor poles is 2 poles,
4 poles, and 6 poles.
The motor should be manufactured according to the following nominal power: 0.55kW, 0.75kW,
1kw, 1.5kw, 2.2kW, 3kW, 4kW,
37kw45kw=55kw, 75k90kW,
5.5kW, 7.5kw, 11kW, 15kw.18.5kw, 22kw, 30kw, 110kW, 132kW,
160kW, 200kw
250kw.315kW.
The corresponding relationship among the motor frame number, nominal power and rated torque should be as specified in Table 2. The frequency range of constant torque speed regulation is 3Hz～3.10
50Hz; the frequency range of constant power speed regulation is 50Hz~60Hz (for 2-pole motors), 50Hz100Hz (for 4-pole and 6-pole motors other than 355-4), 50Hz~
75Hz (for 355-4 motors).
Note: The rated torque value is converted from the nominal power and synchronous speed under the reference frequency. Table 2
Frame size
Nominal power
Correspondence between nominal power and rated torqueFrame size,
Synchronous speed r/min
Rated torque
Nominal power
Rated torque
Frame size
Correspondence between frame size, nominal power and rated torque (continued)Synchronous speed
Nominal power
Rated torque
Nominal power
Rated torque
Note: The numbers 1 and
2 after M and L represent different powers under the same frame size and speed. 3.11
The installation dimensions and tolerances of the motor shall comply with the provisions of Tables 3 to 8 and Figures 1 to 6; and the provisions of Figures 1 to 6.
Frame size 80~90
Frame size 100132
Nominal power
JB/T7118—2014
Rated torque
Overall dimensions should not be greater than those in Table 3 to Table 8
Frame size 160355
Frame size 80~355 for motors with base feet and no flange on end cover
JB/T7118—2014
(Floating)
Frame size
German electrical
JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit deviation|| tt||Nominal meter
Limit deviation
Nominal meter
Limit deviation
Nominal size
Limit pick roll
Nominal size
Pole eye deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Nominal size
Nominal meter
Nominal sizewww.bzxz.net
Four emblems
Machine frame number||tt| |JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Eye deviation
Nominal size
8100 yuan
Limit deviation
Nominal size
(sheet)
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
0S0 stem
Nominal size
Limit eccentricity
Nominal size
|Limit deviation
6566868
Nominal size
Polar eye difference
Nominal size
Nominal size
Nominal size
A nominal size
Si Neng Dan
Machine frame number
820323
~08Required parts
JB/T7118—2014
Flange number
Machine frame number
JB/T7118—2014
8100k
9100k
“（or）“o
0S0 year
Concave edge number
Machine frame number4
IMV5, IMV6, IMV15, IMV35, IMV37 (according to the provisions of GB/T997-2008), manufactured according to the provisions of Table 1. Table 1 Structure and installation type of motor
Frame size
80~160
180~280
315~355
Structure and installation code (IM)
B3, B5, B6, B7, B8, B35, VI, V3, V5, V6, V15V35, V37B3, B5, B35V1
B3, B35, V1
The basic rated frequency of the motor is 50Hz,
rated voltage is 380V.
Note: Rated voltage and reference frequency refer to the motor operating voltage and frequency corresponding to the turning point between the motor output constant torque and constant power characteristics. The wiring method for nominal power 55kW and below is Y connection, and for 55kW and above is △ connection. The motor rating is a continuous rating based on the continuous duty system (S1). The number of motor poles is 2 poles,
4 poles, and 6 poles.
The motor should be manufactured according to the following nominal power: 0.55kW, 0.75kW,
1kw, 1.5kw, 2.2kW, 3kW, 4kW,
37kw45kw=55kw, 75k90kW,
5.5kW, 7.5kw, 11kW, 15kw.18.5kw, 22kw, 30kw, 110kW, 132kW,
160kW, 200kw
250kw.315kW.
The corresponding relationship among the motor frame number, nominal power and rated torque should be as specified in Table 2. The frequency range of constant torque speed regulation is 3Hz～3.10
50Hz; the frequency range of constant power speed regulation is 50Hz~60Hz (for 2-pole motors), 50Hz100Hz (for 4-pole and 6-pole motors other than 355-4), 50Hz~
75Hz (for 355-4 motors).
Note: The rated torque value is converted from the nominal power and synchronous speed under the reference frequency. Table 2
Frame size
Nominal power
Correspondence between nominal power and rated torqueFrame size,
Synchronous speed r/min
Rated torque
Nominal power
Rated torque
Frame size
Correspondence between frame size, nominal power and rated torque (continued)Synchronous speed
Nominal power
Rated torque
Nominal power
Rated torque
Note: The numbers 1 and
2 after M and L represent different powers under the same frame size and speed. 3.11
The installation dimensions and tolerances of the motor shall comply with the provisions of Tables 3 to 8 and Figures 1 to 6; and the provisions of Figures 1 to 6.
Frame size 80~90
Frame size 100132
Nominal power
JB/T7118—2014
Rated torque
Overall dimensions should not be greater than those in Table 3 to Table 8
Frame size 160355
Frame size 80~355 for motors with base feet and no flange on end cover
JB/T7118—2014
(Floating)
Frame size
German electrical
JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit deviation|| tt||Nominal meter
Limit deviation
Nominal meter
Limit deviation
Nominal size
Limit pick roll
Nominal size
Pole eye deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Nominal size
Nominal meter
Nominal size
Four emblems
Machine frame number||tt| |JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Eye deviation
Nominal size
8100 yuan
Limit deviation
Nominal size
(sheet)
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
0S0 stem
Nominal size
Limit eccentricity
Nominal size
|Limit deviation
6566868
Nominal size
Polar eye difference
Nominal size
Nominal size
Nominal size
A nominal size
Si Neng Dan
Machine frame number
820323
~08Required parts
JB/T7118—2014
Flange number
Machine frame number
JB/T7118—2014
8100k
9100k
“（or）“o
0S0 year
Concave edge number
Machine frame number11
The installation dimensions and tolerances of the motor shall comply with the requirements of Tables 3 to 8 and Figures 1 to 6; and Figures 1 to 6.
Frame size 80~90
Frame size 100132
Nominal power
JB/T7118—2014
Rated torque
Overall dimensions should not be greater than those in Table 3 to Table 8
Frame size 160355
Frame size 80~355 for motors with base feet and no flange on end cover
JB/T7118—2014
(Floating)
Frame size
German electrical
JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit deviation|| tt||Nominal meter
Limit deviation
Nominal meter
Limit deviation
Nominal size
Limit pick roll
Nominal size
Pole deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Nominal size
Nominal meter
Nominal size
Four emblems
Machine frame number||tt| |JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Eye deviation
Nominal size
8100 yuan
Limit deviation
Nominal size
(sheet)
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
0S0 stem
Nominal size
Limit eccentricity
Nominal size
|Limit deviation
6566868
Nominal size
Polar eye difference
Nominal size
Nominal size
Nominal size
A nominal size
Si Neng Dan
Machine frame number
820323
~08Required parts
JB/T7118—2014
Flange number
Machine frame number
JB/T7118—2014
8100k
9100k
“（or）“o
0S0 year
Concave edge number
Machine frame number11
The installation dimensions and tolerances of the motor shall comply with the requirements of Tables 3 to 8 and Figures 1 to 6; and Figures 1 to 6.
Frame size 80~90
Frame size 100132
Nominal power
JB/T7118—2014
Rated torque
Overall dimensions should not be greater than those in Table 3 to Table 8
Frame size 160355
Frame size 80~355 for motors with base feet and no flange on end cover
JB/T7118—2014
(Floating)
Frame size
German electrical
JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit deviation|| tt||Nominal meter
Limit deviation
Nominal meter
Limit deviation
Nominal size
Limit pick roll
Nominal size
Pole eye deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit deviation
Nominal size
Nominal size
Nominal meter
Nominal size
Four emblems
Machine frame number||tt| |JB/T7118—2014
Number of flange holes
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Eye deviation
Nominal size
8100 yuan
Limit deviation
Nominal size
(sheet)
Limit deviation
Nominal size
Limit deviation
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
Nominal size
Limit eccentricity
0S0 stem
Nominal size
Limit eccentricity
Nominal size
|Limit deviation
6566868
Nominal size
Polar eye difference
Nominal size
Nominal size
Nominal size
A nominal size
Si Neng Dan
Machine frame number
820323
~08Required parts
JB/T7118—2014
Flange number
Machine frame number
JB/T7118—2014
8100k
9100k
“（or）“o
0S0 year
Concave edge number
Machine frame number
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