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Alarm Contact to Suit NM8N 125A MCCB Chint
Chint alarm (trip) contact to suit NM8N 125A frame MCCB. Ideal for remote trip indication in switchboards.
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Alternatively Known As: NM8N Alarm Contact, MCCB Trip Alarm Contact, CHINT AL21-M8 Trip Indicator
Technical Specifications
- Accessory Type: Alarm contact
- Compatible MCCB: CHINT NM8N-125 frame
- Accessory Model: AL21-M8
- Contact Configuration: 1 changeover contact, 1NO + 1NC
- Contact Terminals: AL11, AL12 and AL14
- AC-15 Rating: 5 A at 110 V AC, 4 A at 240 V AC, 2 A at 415 V AC
- DC-13 Rating: 0.25 A at 110 V DC and 220 V DC
- Mounting: Internal accessory slot marked AL
- Signal Function: Indicates free-trip or alarm status
- Dimensions (H x L x W): 25mm x 33mm x 11mm
- Weight: 0.1 kg
Key Features
- Provides remote trip indication in switchboards
- Signals overload, short-circuit, undervoltage and other free-trip events
- Compatible with the CHINT NM8N-125 MCCB frame
- 1 changeover contact provides normally open and normally closed signalling circuits
- Compact internal accessory with snap-in installation
- Suitable for connection to building management, PLC or panel alarm circuits
Professional Installation Requirements
- Installation and wiring inside a switchboard should be performed by a licensed electrician with the MCCB isolated and verified de-energised. Follow CHINT installation instructions and applicable switchboard requirements.
Applications
- Remote trip indication for NM8N-125 MCCBs
- Switchboard alarm and status monitoring
- PLC and building management system inputs
- Industrial and commercial low-voltage distribution panels
Standards & Compliance
- Associated NM8N moulded-case circuit breaker assemblies are designed to IEC 60947 series requirements; assess the complete Australian installation against AS/NZS 60947.2 and applicable switchboard requirements.
Environmental Benefits
- Enables targeted replacement of the alarm accessory without replacing the complete MCCB, helping extend equipment service life
- Compact component design reduces material use compared with replacing a complete circuit breaker
- Electrical components should be separated and recycled through appropriate e-waste channels at end of life
Warranty Information
CHINT's general policy lists a 27-month warranty from the date of manufacture for other low-voltage apparatus sold through authorised channels. Contract and regional warranty terms may vary.
Available Now
Available through authorised CHINT distributors in Australia.
