• Mohini Electricals Limited

Air circuit breaker

Mohini Electricals Ltd manufactures air circuit breakers for use as main and distribution breaker in LV system. These are available in different versions such as 3 or 4 poles; fixed or draw out type; and manual operations or motor driven types. This type of breaker is installed in horizontal position. The breaking capacity ranges from 30 to 80 KA with operation voltage ranging up to 660 VAC and 440 VDC. Applications: generator breaker on ships, frigates and in standby power plants, transformer breaker, switching capacitor, cable and power distribution lines, cranes and thyristor controls. Technical specifications: * Circuit breaker selection ME circuit breakers: ME 630 Rated current (A) ln: 630 Rated insulation voltage (V) Ui: 690 * Type of circuit breaker Ultimate breaking capacity Icu AC 50 380/440V (kA rms): 50; DC 440V: 30 Service breaking capacity lcs (%lcu): 100% Short-time withstand current lcw AC 50 (kA rms) 1s: 50 Making capacity (kA peak) lcm AC 50 220/415V: 105; AC 50 440V: 105 Electrodynamic withstand (kA peak): 105 Utilization category: B Total break time: 30ms