CHINT ELECRTIC
CHINT NS2 Auxiliary Contact & Fault Alarm Contact Fit for NXS-25/32/80B
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$9.50 USD
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CHINT NS2 Auxiliary Contact & Fault Alarm Contact NS2-AE11/AE20/AU11/AU20/FA Series Front/Side Mount Accessory for NXS-25/32/80B Motor Protection Circuit Breaker
Product Overview
CHINT NS2 series auxiliary & fault signal contacts are dedicated matching accessories for CHINT NS2-25X, NS2-32X, NS2-80B motor protection circuit breakers, split into front-mounted & side-mounted installation structure. Instant auxiliary contacts feed breaker on/off status signal; FA compound contacts integrate instant auxiliary + fault trip alarm signal for remote monitoring & control in automation cabinet, control panel, pump/fan motor system.
Model Classification & Definition
1. Front Mount Instant Auxiliary Contact(前挂瞬时辅助)
- NS2-AE11: 1NO+1NC (1 Normally Open +1 Normally Closed)
- NS2-AE20: 2NO (2 Normally Open)
Fit for: NS2-25X / NS2-32X
2. Side Mount Instant Auxiliary Contact(侧挂瞬时辅助)
- NS2-AU11: 1NO+1NC
- NS2-AU20: 2NO
- NS2-AU11(NS2-80B) / NS2-AU20(NS2-80B): Specially customized for NS2-80B frame breaker
Fit for: NS2-25X/32X; AU11/AU20(80B) only for NS2-80B
3. Side Mount Fault+Auxiliary Combined Contact(侧挂故障 + 辅助复合触头)
- NS2-FA0110:1NC(Fault)+1NO(Aux)
- NS2-FA1010:1NO(Fault)+1NO(Aux)
- NS2-FA1001:1NO(Fault)+1NC(Aux)
Fault contact only actuates when breaker trips due to overload/short-circuit; auxiliary follows breaker close/open status; Fit for NS2-25X/32X only
4. NS2-MC Waterproof Mounting Box
Dedicated enclosure for NS2-25/32 breaker, dustproof & waterproof outdoor installation use
Core Electrical Parameter
| Attribute | Content |
|---|---|
| Product Name | NS2 Auxiliary Contact / Fault Trip Signal Contact |
| Brand | CHINT |
| Model | AE11/AE20/AU11/AU20/FA0110/FA1010/FA1001/NS2-MC |
| Mount Style | Front Mount / Side Mount |
| Contact Config | 1NO1NC / 2NO / Fault+Aux combined contact |
| Compatible Breaker | NS2-25X, NS2-32X, NS2-80B(AU type only) |
| Rated Current | 2.5A /6A |
| Function | Circuit breaker position feedback / Overload short fault alarm output |
Key Features
- Quick snap-on installation without screw, directly assemble on original NS2 breaker, no wiring modification for main circuit
- Distinct dual signal output: normal switch status + fault tripping separate signal for PLC remote feedback
- Flame retardant insulating housing, stable contact conductivity, long mechanical endurance
- Complete model options cover regular auxiliary & fault alarm requirement for industrial motor control
Application
Motor control cabinet, water pump & fan distribution box, HVAC control system, automation equipment remote status monitoring.
SPEC CHOOSE
- NS2-AE11【Recommended】→ NS2-AE11 Front Mount 1NO+1NC Aux Contact
- NS2-AE20 → NS2-AE20 Front Mount 2NO Aux Contact
- NS2-AU11 → NS2-AU11 Side Mount 1NO+1NC Aux Contact
- NS2-AU20 → NS2-AU20 Side Mount 2NO Aux Contact
- NS2-AU11(NS2-80B) → NS2-AU11 for NS2-80B Side Mount
- NS2-AU20(NS2-80B) → NS2-AU20 for NS2-80B Side Mount
- NS2-FA1010 → NS2-FA1010 Side Mount Fault+Aux Contact(1NO+1NO)
- NS2-FA1001 → NS2-FA1001 Side Mount Fault+Aux Contact(1NO+1NC)
- NS2-FA0110 → NS2-FA0110 Side Mount Fault+Aux Contact (1NC+1NO)
10. 安装盒 NS2-MC → NS2-MC Waterproof Mount Enclosure
Care Instructions
Care Instructions

