YBJ Series Flameproot Three- phase Asynchronous Motors For Coal Winch
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  • YBJ Series Flameproot Three- phase Asynchronous Motors For Coal Winch

YBJ Series Flameproot Three- phase Asynchronous Motors For Coal Winch

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Explosion-proof Motors For Coal Mines

The YBJ series explosion-proof three-phase asynchronous motors for winches are specifically designed for underground mine hoisting winches. The explosion-proof performance of this series complies with GB3836.2-2021 “Electrical Apparatus for Explosive Gas Atmospheres - Part 1: General Requirements” and GB3836.2-2021 “Electrical Apparatus for Explosive Gas Atmospheres - Part 2: Flameproof Enclosures ‘d’”, manufactured as flameproof type II 2G Exdb I Mb.

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YBJ Series Flameproot Three- phase Asynchronous Motors For Coal W

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Overview

The YBJ series explosion-proof three-phase asynchronous motors for winches are specifically designed for underground mine hoisting winches.
The explosion-proof performance of this series complies with GB3836.2-2021 “Electrical Apparatus for Explosive Gas Atmospheres - Part 1: General Requirements” and GB3836.2-2021 “Electrical Apparatus for Explosive Gas Atmospheres - Part 2: Flameproof Enclosures ‘d’”, manufactured as flameproof type II 2G Exdb I Mb.

Main Technical Parameters

1. Rated Voltage: 208V, 220V, 230V, 240V, 345V, 380V, 400V, 415V, 440V, 460V, 480V, 525V, 550V, 660V, 690V, 750V, 1140V, 208/240V, 220/440V, 220/380V, 230/400V, 240/415V, 380/460V, 400/690V, 415/720V, 380/660V, 660/1140V, 220/440/380V
2. Rated Frequency: 50Hz, 60Hz, 70Hz
3. Protection Rating: IP55
4. Cooling Method: IC411
5. Duty Cycle: S1
6. Insulation Class: F
7. Mounting Type: IMB3, IMB5, IMB35, IMB9001

Application Scope and Operating Conditions

1. Ambient air temperature varies seasonally but does not exceed 40°C.

2. Altitude does not exceed 1000m.

3. Maximum relative humidity of ambient air does not exceed 95%.

4. Motor ratings are continuous ratings based on continuous duty (S1), permitting full-voltage starting.

5. Motors employ F-class insulation. Stator winding temperature rise (resistance method) is rated at 80K (except for 2- and 4-pole frames 315L and frame 355, which may be rated at 105K).

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Henan Nanyang Explosion-Proof Motor Co..Ltd

Nanyang Explosion-Proof is a specialized manufacturer of explosion-proof motors and high-efficiency motors integrating design, production, sales, and service.

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