NB-3VE Motor Protection Circuit Breaker

Short Description:

NB-3VE is suitable in AC circuit of 50/60HZ,voltage up to 660V and current up to 0.1-63A and used to prevent small capacity motor and circuit from overload and short circuit and also used as direct starter for starting the motor and a switch for changeover the circuit under normal conditions.

Send email to us

Product Detail

Product Tags

SPECIFICATION

Type		NB-3VE	NB-3VE	NB-3VE
Poles		3	3	3
Rated current (A)		20	32	63
Rated voltage (V)		660	660	660
Rated insulation voltage (V)		660	750	750
Current setting voltage (V)		0.1-0.16 0.16*0.25 0.25-0.4 0.4-0.63 0.63-1 1-1.6 1.6-2.5 2-3.2 2.5-4 3.2-5 4-6.3 5~8 6.3-10 8-12.5 10-16 14-20	1-1.6 1.6-2.5 2.5-4 4-6.3 6.3-10 8-12.5 10-16 12.5-20 16-25 22-32	6.3-10 10-16 16-25 22-32 28-40 36-50 45-63 45-56
Power of controlled motor (kW)	220V	5.5	9	18
	380V	10	16	32
	660V	13	26	58
Mechanical life(1 x 10⁴)		10	10	3
Protective feature	1.05le	Not act within 2hrs
	1.2le	Act within 2hrs
	12le	Action snap