| Place of Origin |
Zhejiang China (Mainland) |
| Brand Name |
CHKO |
| Model Number |
CKM2-S |
| Type |
Moulded Case |
| Poles Number |
3 |
S series Moulded case circuit breaker is suitable for circuit AC 50Hz/60Hz,rated voltage up to AC 660V APPLICATION S series Moulded case circuit breaker is suitable for circuit AC 50Hz/60Hz,rated voltage up to AC 660V,rated operating current to 630A features normal structure,reliable performance,complete accessories& high breaking capacity,used for power distribution and protecting the circuit and electrical equipement against overload and short circuit.It complies with standard of IEC947-2 Tripping Characteristics Rated Current of Release (A)Thermodynamic Release (ambient Temp +40)Operational Current of Magnetic Release (A)1.05In (Cold State inoperative time (h)1.30In (thermal State) Operative Time (h)In≤63≥1110-50In±20%63In≤100≥2210In±20%25In≤800≥225-10In±20%Technical Specifications TypeRated Current (A)PolesRated Insulation Voltage (V)Rated Operating Voltage (V)Ultimate Short Circuit Breaking CapacityArcing Over Distance (mm)ckm2-s12512-1253, 4600380-66018-1500ckm2-s16016-16025-150ckm2-s250160-25025-150ckm2-s400200-40035-150ckm2-s630400-63035-150ckm2-s800500-800