YBF3 Series Explosion-Proof Motors for Fans

Description

YBF3 Series Explosion-Proof Three-Phase Induction Motors for Fans (Frame Sizes 80-315),This motor is designed as an explosion-proof type in accordance with:GB 3836.1-2010 "Explosive atmospheres – Part 1: Equipment – General requirements",GB 3836.2-2010 "Explosive atmospheres – Part 2: Equipment protection by flameproof enclosure 'd'",It is suitable for fixed equipment used in underground coal mines containing methane or coal dust (excluding coal face excavation equipment). The explosion-proof marking is ExdⅠMb. The motor is intended for use with fans.
Enclosure Protection: IP54 or IP55
Cooling Method: IC411
Mounting Types: IMB3, IMB5, IMB35
Rated Voltage: 380V, 660V, 1140V, 380V/660V, 660V/1140V
Rated Frequency: 50Hz
Duty Cycle: Continuous (S1)

Operating Conditions:
Altitude: Not exceeding 1000m
Ambient Temperature: Maximum seasonal temperature not exceeding 35°C;
minimum ambient temperature -15°C
Relative Humidity: Maximum 95% (at 25°C)