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nm8-sh230-1250 chint shunt trip 230v for nm8-800/1250
Chint NM8-SH230-1250 230V AC shunt trip accessory for Chint NM8 and NM8S 800A and 1250A frame moulded case circuit breakers, providing remote tripping for emergency shutdown, automation and electrical isolation applications.
£57.14
Why Choose the Chint NM8-SH230-1250 Shunt Trip?
The Chint NM8-SH230-1250 is a dependable 230V AC shunt trip accessory designed for use with Chint NM8 800A and 1250A frame moulded case circuit breakers (MCCBs). It enables the circuit breaker to be remotely tripped when an external electrical signal is applied, making it suitable for emergency shutdown, remote isolation and automated protection applications.
Designed for industrial switchboards and commercial power distribution systems, the NM8-SH230-1250 provides reliable remote tripping functionality for larger frame Chint MCCBs. It is commonly used where fast disconnection is required from an emergency stop circuit, fire alarm interface, control system or building management system.
With a 230V AC control voltage and compatibility with NM8-800 and NM8-1250 frame breakers, this shunt trip accessory is a practical choice for panel builders, OEMs and electrical contractors requiring dependable remote operation of high-current low-voltage circuit breakers.
Key Advantages
- Designed for Chint NM8 800A and 1250A frame MCCBs.
- 230V AC shunt trip for remote circuit breaker operation.
- Provides rapid disconnection from an external control signal.
- Suitable for emergency stop and remote isolation systems.
- Internal accessory for compatible high-current MCCBs.
- Reliable operation in industrial and commercial switchboards.
Key Features
- Chint NM8 MCCB accessory.
- 230V AC operating voltage.
- Designed for 800A and 1250A frame MCCBs.
- Provides remote tripping functionality.
- Suitable for emergency shutdown circuits.
- Compatible with industrial control and automation systems.
- Durable construction for demanding panel environments.
- Designed for low-voltage power distribution applications.
Remote Tripping for High-Current MCCB Protection
Shunt trip accessories allow compatible moulded case circuit breakers to disconnect automatically when an external electrical signal is received. This makes them useful in emergency stop circuits, fire alarm interfaces, access control systems and automated safety arrangements where immediate power isolation is required.
The Chint NM8-SH230-1250 is designed for compatible NM8 and NM8S 800A and 1250A frame MCCBs, helping improve safety, control and flexibility in modern low-voltage distribution systems.
Typical Applications
- Industrial switchboards.
- Power distribution panels.
- Emergency stop systems.
- Fire alarm interface circuits.
- Building management systems.
- OEM machinery and automation equipment.
Technical Specifications
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| IP Rating | IP23 | |
|---|---|---|
| Device Type | Accessory | |
| Manufacturer | Chint | |
| Series | NM8 MCCB Accessories | |
| Model | NM8-SH230-1250 | |
| Product type | Shunt trip | |
| Compatible breaker series | NM8 / NM8S | |
| Compatible frame sizes | 800A / 1250A | |
| Operating voltage | 230V AC | |
| Function | Remote tripping of MCCBs | |
| Mounting type | Internal MCCB accessory | |
| Application | Emergency shutdown and remote isolation | |
| Suitable poles | 3 Pole / 4 Pole compatible applications | |
| Suitable for | Industrial and commercial electrical installations |
Frequently Asked Questions
What is the Chint NM8-SH230-1250 used for?
The NM8-SH230-1250 is used to remotely trip compatible Chint NM8 and NM8S moulded case circuit breakers when a 230V AC control signal is applied.
Which circuit breakers is it compatible with?
It is designed for compatible Chint NM8 and NM8S 800A and 1250A frame MCCBs.
What operating voltage does this shunt trip require?
The NM8-SH230-1250 operates from a 230V AC control supply.
Where is a shunt trip commonly used?
Shunt trips are commonly used in emergency stop systems, fire alarm interfaces, industrial automation panels and remote electrical isolation applications.
Can this accessory be fitted to existing compatible MCCBs?
Yes. The NM8-SH230-1250 is designed for installation within compatible Chint NM8 and NM8S 800A and 1250A frame circuit breakers.
Trusted by Electrical Professionals Worldwide
Chint NM8 accessories are trusted by panel builders, electrical contractors and industrial engineers for dependable operation, straightforward installation and reliable protection in low-voltage electrical systems.
