NS2-80B 56-80A

CHINT NS2-series Manual motor starter, motor protection circuit breaker (MPCB) is electromechanical protection device for the main circuit. NS2 motor starter is used to switch motors ON/OFF manually and to provide fuseless protection against short-circuit, overload and phase failures.

56 – 80A
IEC/EN 60947-5-1

Regulating rang of setting current: 56~80 A
Rated current of release: 80 A
Current setting value of instantaneous electromagnetic release Ir: 960 A
Rated insulation voltage Ui: 690 V
Rated operational voltage Ue: 230/240 V, 400/415 V, 440 V, 500 V, 690 V
Rated impulse withstand voltage Uimp: 8000 V
Frequency: 50/60 Hz
Arcing distance: 40 mm
Degree of Protection: IP2L0

Rated ultimate short-circuit breaking capacity Icu (kA)
230/240 V: - kA
400/415 V: 15 kA
440 V: - kA
500 V: - kA
660/690 V: - kA

Rated service short-circuit breaking capacity Ics (kA)
230/240 V: - kA
400/415 V: 7,5 kA
440 V: - kA
500 V: - kA
660/690 V: - kA

Standard rated power of three-phase motor (kW)
230/240 V: 22 kW
400 V: 40 kW
415 V: 45 kW
440 V: - kW
500 V: - kW
660/690 V: - kW