Modular Contactor 25A 4NO 240V Coil NCH8 Chint
Chint NCH8 modular contactor features 25A rating, 4NO contacts, 240V AC coil, DIN rail mount. Ideal for lighting and heating loads.
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Alternatively Known As: CHINT NCH8 25A 4-pole contactor, 4NO modular contactor, DIN rail contactor
- Model: NCH8-25/40
- Rated operational current: 25A
- Main contacts: 4 normally open contacts
- Coil voltage: 240V AC, 50/60Hz
- Rated operational voltage: Up to 400V AC
- Utilisation categories: AC-1, AC-7a, AC-7b and AC-3
- AC-7b current rating: 9A
- Conventional thermal current: 25A
- Rated insulation voltage: 500V
- Rated impulse withstand voltage: 4kV
- Controlled power: Up to 16kW in AC-1 applications
- Enclosure protection: IP20
- Mounting: 35mm TH35 DIN rail or screw fixing
- Coil pick-up range: 85% to 110% of rated control voltage
- Coil release range: 20% to 75% of rated control voltage
- Ambient operating temperature: -5°C to +40°C
- Operation: Silent switching
- Electrical life: 10,000 operations in AC-1/AC-7a applications
- Mechanical life: 100,000 operations
- Dimensions (H x L x W): 66.5mm x 85mm x 36mm
- Weight: 0.2 kg
- Four normally open power contacts for simultaneous load switching
- 25A AC-1/AC-7a rating for lighting, heating and low-inductive loads
- 240V AC control coil suitable for standard Australian control circuits
- Compact modular design for distribution boards and control panels
- 35mm DIN rail or screw mounting
- Silent operation for residential, commercial and light industrial installations
- IP20 enclosure protection
- Front-mounted wiring diagram for straightforward installation
- Installation, wiring and maintenance must be performed by a licensed electrician or suitably qualified electrical professional with the supply isolated. Install with suitable short-circuit protection and in accordance with AS/NZS 3000 and the manufacturer's instructions.
- Lighting control circuits
- Electric heating loads
- Domestic appliances and low-inductive loads
- Residential distribution boards
- Commercial building services
- Light industrial control panels
- Remote switching of small AC motors, subject to appropriate derating
- AS/NZS IEC 60947.4.1:2015 is the applicable Australian/New Zealand standard reference for electromechanical contactors and motor-starters
- Manufacturer-stated product standards: IEC/EN 61095 and IEC 60947-4-1
- Electrical installations incorporating the contactor should comply with AS/NZS 3000
- Long mechanical service life can reduce replacement frequency and associated electrical equipment waste
- Compact modular construction can reduce panel space and material use compared with larger conventional contactors
- Enables scheduled or centralised switching of lighting and heating loads, which can support reduced energy consumption when correctly designed and operated
CHINT's general 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 or local distributor terms may apply.
Available through authorised CHINT distributors in Australia.
