Sontune Sts3 Sereis Low Voltage Moulded Case Circuit Breaker

STS Moulded case circuit breaker is suitable for circuit AC 50HZ/60HZ,rated voltage up to AC 660V, rated operating current to 630A. It features normal structure,reliable performance,complete accessories & high breaking capacity used for power distribution and protecting the circuit and electrical equipment against overload and short circuit.

Product Details Company Profile

Description

Model NO.: STS3
Operation: Manual Type
Arc-extinguishing Medium: Air
Structure: MCCB
Type: Circuit Breaker
Certification: CE
Coil Voltage: AC 400(380)V AC690(660)V
Pole: 3p4p
Transport Package: Inner Box/Carton
HS Code: 8536200000

Breaking Capacity: Low Voltage Circuit Breakers
Speed: High-Speed Circuit Breaker
Installation: Fixed
Poles Number: 3
Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
Standard: IEC 60947-2 GB14048.2
in: 63-1600A
Trademark: sontune
Origin: Wenzhou Zhejiang

STS Moulded case circuit breaker is suitable for circuit AC 50HZ/60HZ,rated voltage up to AC 660V, rated operating current to 630A. It features normal structure,reliable performance,complete accessories & high breaking capacity used for power distribution and protecting the circuit and electrical equipment against overload and short circuit. It complies with standard of IEC 60947-2 GB14048.

Rated of current of release(A)	Thermodynamic release (ambient temp+40ºC		Operational current of magnetic release(A)
Rated of current of release(A)	1.05In(cold state) inoperative time(h)	1.30In(heat state) inoperative time(h)	Operational current of magnetic release(A)
In≤63	≥1	<1	10-50In ±20%
63<In≤250	≥2	<2	10In ±20%
25<In≤800	≥2	<2	5-10In ±20%