- Overview
- Product Description
Basic Info.
Model NO.
NS, NSX
Arc-extinguishing Medium
Air
Installation
Fixed
Structure
MCCB
Poles Number
4
Type
Circuit Breaker
Function
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
Certification
CE
Approval
CE
Price
Factory Price
Company
Manufactory
Warranty Time
12months
Transport Package
Inner Box/Carton
Specification
12.50 to 1250A
Trademark
sontune
Origin
Wenzhou Zhejiang
HS Code
8536200000
Production Capacity
2000pieces/Week
Packaging & Delivery
Package Size
46.00cm * 24.00cm * 33.00cm
Package Gross Weight
0.500kg
Product Description
NS/NSX 3P 4P 100A 160A 250A 400A 630A ;800A 1250A Moulded Case Circuit Breaker 3 Pole 4 Pole Load Compact Switch MCCB
NS series moulded case circuit breaker is one of breaker which adopts international advanced design, manufacture technology to develop. The rated insulating voltage is 750V, suitable for AC 50Hz(60Hz),rated working voltage 690V or below, rated working current is 12.5A to 630A;800-1250A of circuit and used in distributing electric energy, and non-frequent breaking in the normal conditions , protecting the current? equipment from overload?under voltage, circuit breaker with rated frame current 400A or below,can be used in mousecage motor's non-frequent start, breaking during working, protecting motor from overload, short circuit?undervoltage,the product conforms to IEC60947-2 standard.
Specifications: MCCB:3P/4P:160A
| Type | Pole number | Rated insulating voltage (v) | Rated operating voltage (v) | Rated ultimate short circuit breaking capacity Icu (KA) at 380/415V | Rated servies short circuit breaking capacity Ics at 380/415v | Operation performance | Utilization category | |
| ON | OFF | |||||||
| NS-160N | 3, 4 pole | 750 | 690 and below | 36 | 36 | 1000 | 7000 | A |
| NS-160H | 70 | 70 | ||||||
| NS-160L | 150 | 150 | ||||||
Note:1. The N-pole breaker has no protection which closing and opening with the other three poles.
2. The type of thermal magnetic for NS-400/630 has no four poles.
Trip units main technical parameter: Such As: 250A 3P MCCB
2. The type of thermal magnetic for NS-400/630 has no four poles.
Trip units main technical parameter: Such As: 250A 3P MCCB
| Type | Rated current In (A) | Note |
| NS-100 | 12.50,16,20,25,32,40,50,63,80,100 | T adjustable (0.8~1In) M adjustable (5~10In) |
| NS-160 | 16,20,25,32,40,50,63,80,100,125,160 | |
| NS-250 | 160, 180, 200, 225, 250 | |
| NS-400 | 315, 350, 400 | |
| NS-630 | 400, 500, 630 |
Ambient air temperature
The ambient air temperature is about +40 ºC; the ambient air temperature is below -5ºC; the average value of ambient air temperature 24h is not more than +35ºC.
Elevation: installation elevation of not more than 2000m.
Atmospheric condition:
Relative humidity of the atmosphere in the surrounding air temperature of +40ºC is less than 50%; the relative humidity at the lower temperature can be high; most of the wet month average maximum relative humidity of 90%, the monthly average minimum temperature of +25ºC and considering the temperature due to changes in product surface.
Pollution grade: grade 3.
Our Services:
- Competitive price
- Continuance Service and support
- Good-after service
- Quality Reliability and Long Product Life.
