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nm8s-md-630 chint direct mount rotary handle for nm8s-400/630
Chint NM8S-MD-630 direct mount rotary handle for compatible NM8S-400 and NM8S-630 electronic moulded case circuit breakers.
Why Choose the Chint NM8S-MD-630 Direct Mount Rotary Handle?
The Chint NM8S-MD-630 is a robust direct mount rotary handle designed for compatible Chint NM8S-400 and NM8S-630 electronic moulded case circuit breakers (MCCBs). It provides safe, reliable and convenient manual operation directly from the front of the breaker, improving accessibility and simplifying switching operations within electrical panels and switchboards.
As part of the Chint NM8S accessory range, this rotary handle provides clear ON/OFF indication, free-tripping functionality and reliable insulation. It is designed to improve operator safety while allowing straightforward manual control of compatible MCCBs in industrial and commercial installations.
The NM8S-MD-630 mounts directly onto compatible breaker frames without requiring an external shaft mechanism, making it an ideal solution for switchboards, distribution panels and control panels where front access to the breaker is available.
Key Advantages
- Direct mount rotary handle for compatible Chint NM8S MCCBs.
- Designed for NM8S-400 and NM8S-630 frame sizes.
- Provides simple manual ON/OFF breaker operation.
- Clear switching position indication.
- Supports safe isolation during maintenance.
- Suitable for industrial, commercial and OEM panel building applications.
Key Features
- Chint NM8S Series MCCB accessory.
- Direct mount rotary handle.
- Compatible with NM8S-400 and NM8S-630.
- Manual front-operated breaker control.
- Reliable insulation and free-tripping indication.
- ON/OFF position indication.
- IP40 protection rating.
- Supports padlocking in the OFF position using 1 to 3 padlocks.
Reliable Manual Operation for MCCBs
The Chint NM8S-MD-630 provides dependable manual operation for compatible electronic MCCBs while improving accessibility inside switchboards and electrical panels. Its direct mounting arrangement simplifies installation and allows operators to safely switch breakers during normal operation and maintenance.
The rotary handle also provides clear breaker status indication and supports free tripping and padlocking when the breaker is in the OFF position, helping improve operational safety during servicing and isolation procedures.
Typical Applications
- Industrial control panels.
- Main distribution switchboards.
- Commercial electrical installations.
- MCCB front operation.
- Electrical isolation points.
- OEM panel building.
Technical Specifications
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| Trip Unit | LSI | |
|---|---|---|
| Device Type | Accessory | |
| Manufacturer | Chint | |
| Series | NM8S Accessories | |
| Model | NM8S-MD-630 | |
| Product type | Direct mount rotary handle | |
| Accessory type | MCCB operating handle | |
| Compatible breaker range | Chint NM8S | |
| Compatible frame sizes | NM8S-400 / NM8S-630 | |
| Operation type | Manual rotary operation | |
| Protection rating | IP40 | |
| Mounting type | Direct mounting | |
| Padlock facility | 1 to 3 padlocks (5 to 8 mm diameter) in OFF position | |
| Application | Front operation of compatible MCCBs |
Frequently Asked Questions
What is the Chint NM8S-MD-630 used for?
It provides manual rotary operation for compatible Chint NM8S moulded case circuit breakers.
Which breakers is this rotary handle compatible with?
The NM8S-MD-630 is designed for use with Chint NM8S-400 and NM8S-630 electronic MCCB frame sizes.
Is this a direct mount handle?
Yes. The NM8S-MD-630 mounts directly onto compatible NM8S breakers without requiring an extension shaft.
Can the handle be padlocked?
Yes. When the breaker is in the OFF position, the handle can be secured using up to three padlocks with diameters between 5 mm and 8 mm.
Where is this accessory typically installed?
It is commonly installed on compatible MCCBs within industrial switchboards, distribution boards and electrical control panels.
Trusted by Electrical Professionals Worldwide
Chint NM8S accessories are trusted by panel builders, contractors and electrical engineers for reliable MCCB operation, straightforward installation and dependable performance in industrial and commercial electrical systems.
