This part specifies the type, basic parameters and dimensions, technical requirements, test methods and inspection rules, and marking and packaging requirements of the YBK2 series flameproof three-phase asynchronous motors for underground coal mines. JB/T 9593.1-2002 Technical requirements for flameproof three-phase asynchronous motors for coal mines Part 1: YBK2 series flameproof three-phase asynchronous motors for underground coal mines (frame size 100 to 315) JB/T9593.1-2002 Standard download decompression password: www.bzxz.net

ICS29.260.20
2002-07-16
JB/T 9593.12002
JB9593www.bzxz.net
2002-12-01
This part is the first part of JB9593.
This part replaces JB9593—1999
This part is proposed by China Machinery Industry Federation. JB/T9593.1—2002
This part is issued by the National Technical Committee for Standardization of Explosion-proof Electrical Equipment and the Technical Committee for Standardization of Explosion-proof Motors. This part was drafted by Nanyang Explosion-proof Electrical Research Institute, and Nanyang Explosion-proof Group Co., Ltd., Jiangsu Anda Explosion-proof Electromechanical Group Co., Ltd., Zhejiang Wolong Electric Co., Ltd., and Shandong Explosion-proof Motor Factory participated in the drafting. The main drafters of this part are Ren Shoufa, Cheng Yaru, Cheng Mancang, Zuo Tao, Zhu Wen, Bai Yuming and Shi Jun. The previous versions of the standards replaced by this part are: - ZB K25 00I—1988:
- JB9593—1999
Technical conditions for flameproof three-phase asynchronous motors for coal mines JB/T9593.1—2002
Part 1: YBK2 series flameproof three-phase asynchronous motors for underground coal mines (frame number 100315)
1 Scope
This part specifies the types, basic parameters and dimensions, technical requirements, test methods and inspection rules, and requirements for marking and packaging of YBK2 series flameproof three-phase asynchronous motors for underground coal mines. This part applies to flameproof three-phase asynchronous motors for underground coal mines [frame size 100~315] (hereinafter referred to as motors) 2 Normative references
The clauses in the following documents become clauses of this part through reference to this part of IH/T9593. For dated references: All subsequent amendments (excluding aging errors) or revisions are not applicable to this part: However, the parties to the agreement or agreement based on this part are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest versions apply to this part
GB/T191 Pictorial marking for packaging, storage and transportation (GB/T191-2000, e9VTSO780:1997) GB 755 Ratings and performance of rotating electrical machines (GB/T 755-2DOD, idt IEC 60034-1:1996) GB/T997 Motor structure and installation type code (GB/T997-1981, neg C60034-7:1972) GB/T1032 Three-phase asynchronous motor test method GB/T1993 Rotating motor cooling method
GB/T2423.4 Basic environmental test procedures for electrical products Test Db: Alternating damp heat test method (CB/T2423.4-199 3, eqVIEC60068-2-30:1980
GB3836.L Electrical apparatus for explosive gas atmospheres Part 1: General requirements (GB3836.1~-2000, eqVCE60079-0:1998
GB3836.2 Electrical apparatus for explosive gas atmospheres Part 2: Flameproof type "d" (GB3836.2-2000, eqVCE60079-[: 1990]
GB/T4772.1 Rotating motor dimensions and output power levels Part 1: Frame size 56 to 400 and flange size 55 to 1080 (GBT4772.1--1999, idt EC 72-1:1991) GB/T4942.1 Rotating motor enclosure protection classification (P code) (GB/T4942.1-2001idt EC 60034-5:1991 GB10068 Mechanical vibration of motors with a shaft center height of 56 mm or more - Measurement, evaluation and limits of vibration (GB10068-2000, idt IEC 60034-14:1996}
GB/T10069.1 Rotating electrical machine noise determination method and limit noise engineering determination method (GB/T10069.1--1988, negISO1680-1:19862
GB 12665 ​​Thermal test requirements for motors used in general environmentsJB/T8680.1-1998 Technical conditions for two-phase asynchronous motors Part 1: Y2 series (P54) three-phase asynchronous motors (frame size 63~355
JB/T9615.1 Test method for insulation between loose-fitting windings of AC low-voltage motors 3 Types, basic parameters and dimensions
3.1 The motor should be made into a flameproof type according to the provisions of GB3835.2: the explosion-proof mark is ExdI (see GB3836.1)JB/T 9593.1-—2002
The protection level of the motor housing is IP55 (see GB/T4942.1). 3.2
3.3The cooling method of the motor is IC411 (see GB/T1993). 3.4The structure and installation type of the motor are IMB3 and DMIB5 (see GB/T997). 3.5The motor rating is a continuous rating based on the continuous duty system (SI). 3.6The rated frequency of the motor is 50Hz, the rated voltage is 380V/660V, 660V/1140V, and the connection method is 4Y. The motor should be manufactured according to the following rated powers: 3.7
2.2kW, 3kW, 4kW, 5.5kw, 7.5kW, 11kw, 15kw, 18.5kw, 22kW. 30kw. 37kw, 45kW, 55kw75kW, 90kW, 110kW, 132kW. 160kW, 200kW.3.B
The corresponding relationship between the motor frame number, speed and power: Voltage 380V/660V according to Table 1: Voltage 660V/1140V according to Table 2, Table
Synchronous speed nimin
Machine virtual number
Power kw
Note: The numbers 1 and 2 after S, M and L represent different powers under the same frame number and speed. 1900
Frame size
Synchronous speedmin
Power kw
Note: The numbers I and 2 after S, M, and L represent different powers under the same frame size and speed. 3.9 Dimensions and tolerances of motors:
JB/T9593.1-2002
3.9.1 The installation dimensions and tolerances of motors shall comply with the provisions of Tables 3 and 4, and the overall dimensions shall not exceed the provisions of Tables 3 and 4. See Figures 1 and 2 for dimension symbols.
JB/T593.1—2002
10 12. 4
160m2.46、
180t 2. +
1m.4, 6. 8
4. 6、 8
The hole position range is based on the shaft section of the shaft law.
The basic limit
Figure 1 The base with feet. The size of the motor without flange on the cover is shown in Figure 3
Installation nut
and male gasket
Competitive! Bakang
property
size, bias
24: +r-2
JBFT9593.1—2002
standard position: ULU
JE/F 9598.12002
2. 4, 6, 6
4. 6, 8
P size is the maximum limit,
size is the matching surface ratio shaft extension shoulder:
hole selection and tolerance of the shaft of some parts for the base
HI0-H2NG
Figure 2 The size of the motor base without feet and flange (with through holes) on the cover is shown in Table 4
and the inspection fee
.a.rn!
0013450
JBIT959.1-2002
Location: mm
JB/T9593.1—2002
The size and tolerance of the motor shaft extension key shall comply with the provisions of Table 5. 5
Shaft extension diameter D
12-003
18.-0.043
22-0.0sa2
The radial runout tolerance at half the shaft extension length shall comply with the provisions of Table 6. 3.9.3
Shaft extension diameter D
18
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