Trade Discount 25%
SPD Type 2 40kA 320V 3P+N Remote Contact NU6 Chint
Chint NU6 Type 2 surge protection device features 40kA Imax, 320V Uc, 3P+N and remote signalling contact. Ideal for switchboard lightning and surge protection.
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Alternatively Known As: CHINT NU6 Type 2 SPD, NU6-IIG/F 40kA 320V 3P+N, Three-Phase Surge Arrester with Remote Signalling
Technical Specifications
- SPD Type: Type 2
- Maximum Discharge Current Imax: 40kA at 8/20µs
- Nominal Discharge Current In: 20kA at 8/20µs
- Maximum Continuous Operating Voltage Uc: 320V AC
- Rated System Voltage: 230/400V AC, 50/60Hz
- Pole Configuration: 3P+N, 3+1 protection arrangement
- Voltage Protection Level Up: 1.6kV
- Remote Signalling Contact: 1NO + 1NC auxiliary contact
- Remote Contact Rating: 250V AC, 0.5A
- Short-Circuit Rating ISCCR: 10kA when tested with specified backup fuse
- Enclosure Protection: IP20
- Installation: TH35-7.5 DIN rail
- Operating Temperature: -5°C to +40°C
- Compliance: IEC/EN 61643-11; CE and RoHS markings
- Dimensions (H x L x W): 67.7mm x 126mm x 50mm
- Weight: 0.45 kg
Key Features
- Type 2 protection against lightning-induced and switching overvoltages
- 40kA maximum discharge current for three-phase switchboard protection
- 3P+N configuration suitable for TT distribution systems
- Integrated 1NO + 1NC remote signalling contact for alarm and status monitoring
- Visual status indication identifies when a protection module requires replacement
- Plug-in modular construction allows replacement of protection modules without replacing the base
- Compatible with TN-S, TN-C, TT and IT distribution arrangements when correctly selected
- DIN-rail mounting for switchboards and distribution boards
Professional Installation Requirements
- Installation must be carried out by a licensed electrician in accordance with the manufacturer's instructions and applicable Australian wiring requirements. Select suitable upstream overcurrent protection, use short and direct conductors, and verify compatibility with the electrical installation before energising.
Applications
- Residential switchboards
- Commercial and industrial distribution boards
- Three-phase switchboard surge protection
- Protection of electrical equipment from transient overvoltage
- Remote monitoring of surge protection status in building management and control systems
Standards & Compliance
- Installation and selection should comply with AS/NZS 3000:2018 Wiring Rules, including requirements for surge protective devices
- Lightning and surge protection design may also be assessed in accordance with AS/NZS 1768:2021
Environmental Benefits
- Replaceable plug-in protection modules can extend the service life of the DIN-rail assembly and reduce replacement waste
- RoHS marking supports restriction of specified hazardous substances in the product
- Durable modular construction can reduce waste associated with replacing the complete device after module failure
Warranty Information
Warranty is subject to CHINT's applicable product warranty terms and conditions. Coverage generally excludes damage caused by incorrect installation, misuse, unauthorised repair, unsuitable power supply or events outside the manufacturer's control.
Available Now
Available through authorised CHINT distributors in Australia.
