Shunt Trip 220-240V AC to Suit NM8N 250A MCCB Chint
Chint shunt trip release features 220-240V AC coil to suit NM8N 250A frame MCCB. Ideal for remote tripping from a control or emergency stop circuit.
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Alternatively Known As: CHINT NM8N Shunt Release, MCCB Shunt Trip, Remote Trip Coil, SHT22-M8 AC220-240V
- Accessory Type: Shunt release
- Model: SHT22-M8 AC220-240V
- Control Voltage: 220-240V AC, 50/60 Hz
- Compatible MCCB Frame: NM8N 250A frame
- Compatible Frames: NM8N 250A, 400A and 630A frame size
- Operating Voltage Range: 70-110% of rated control voltage
- Power Loss: 2.2 W at 220-240V AC
- Trip Operation: Pulse or continuous energisation
- Response Time: Greater than 20 ms and less than 60 ms
- Product Code: 269604
- Dimensions (H x L x W): 80mm x 50mm x 40mm
- Weight: 0.15 kg
- Enables remote electrical tripping of a compatible NM8N MCCB
- Suitable for emergency stop, fire protection and control-system circuits
- Designed for internal installation within the NM8N MCCB
- 220-240V AC coil suits standard Australian control supplies
- Compatible with NM8N 250A frame MCCBs and common 400A/630A frame variants
- Can be energised for extended periods
- Compact accessory with dedicated C1 and C2 control terminals
- Installation and connection should be performed by a licensed electrician with the MCCB isolated, in accordance with the manufacturer's instructions and AS/NZS 3000. Verify compatibility with the exact NM8N breaker configuration before installation.
- Remote tripping of NM8N 250A MCCBs
- Emergency stop and emergency isolation systems
- Fire alarm and fire protection control circuits
- Industrial and commercial switchboards
- Building management and automation systems
- Generator, motor-control and process-control panels
- AS/NZS 3000:2018 Wiring Rules for installation and control-circuit wiring
- AS/NZS 60947.2 for low-voltage circuit-breakers and associated MCCB applications
- Compact replacement accessory extends the service life of an existing NM8N MCCB and can reduce equipment replacement waste
- Low operating power loss of approximately 2.2 W at rated AC voltage
- Durable electrical and mechanical construction supports longer replacement intervals
CHINT warranty policy for other low-voltage apparatus provides 27 months from the date of manufacture against defects in materials and workmanship when purchased through authorised sales channels; contract terms may vary.
Available through authorised CHINT distributors in Australia.
