Air circuit breakers from Control & Switchgear Co are manufactured in accordance with IEC-60947 part-2 & IS-13947 part-2 standard. The company offers all possible versions like fixed or drawout, hand-operated or motorised with 6300 A to 6300 A, 3-pole as well as 4-pole. Though the rating & contacts of the 4-pole air circuit breakers is similar like main poles, the presence of advance closing and delayed opening mechanism is very effective to eschew any switching surges and remnant transients. The company provides several, common accessories like auxiliary switch, shunt release, under-voltage release, position and indication micro-switch, etc along with the product. Apart from that the com pany also caters special accessories, such as capacitor trip, mechanical inter-lock kit, different types of busbar termination kit, etc. These are very user-friendly. The ratchet charging mechanism is provided with all types of ACBs for effortless, gradual charging of mechanism. Calibration is not required for the accessories like hunt, closing coil, under-voltage, etc.