Trade Discount 25%
Surge Protection Device Type 2 40kA 440V 3P NU6 Chint
Chint NU6 Type 2 surge protection device features 40kA Imax, 440V Uc, 3 pole to IEC/EN 61643-11. Ideal for switchboard lightning and overvoltage protection.
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Alternatively Known As: CHINT NU6-IIG 40kA/440V 3P SPD, Type 2 Surge Arrester, Three-Pole Surge Protective Device
Technical Specifications
- Product Type: Type 2 surge protective device
- Test Class: Class II
- Maximum Discharge Current Imax: 40kA at 8/20μs
- Nominal Discharge Current In: 20kA at 8/20μs
- Maximum Continuous Operating Voltage Uc: 440V AC
- Protection Level Up: 2.0kV
- Configuration: 3P
- Rated System Voltage: 230/400V AC, 50/60Hz
- Short-Circuit Withstand Rating Isccr: 10kA
- Mounting: DIN rail, TH35-7.5
- Protection Mode: L-PE for IT three-phase systems
- Status Indication: Visual fault indicator
- Construction: Removable protective modules and base
- Ingress Protection: IP20
- Auxiliary Contact: Not included; available on NU6-IIG/F versions
- Certifications: CE and RoHS
- Dimensions (H x L x W): 67.7mm x 54mm x 50mm
- Weight: 0.25 kg
Key Features
- Protects switchboards and connected equipment from lightning-induced surges and transient overvoltage
- 40kA maximum discharge current for high-energy surge protection
- Three-pole configuration for compatible three-phase installations
- Modular construction allows replacement of damaged protection modules without replacing the base
- Visual indicator shows the operational condition of the protection module
- Compatible with IT earthing systems when correctly selected and installed
- Compact DIN rail design for switchboard integration
Professional Installation Requirements
- Installation must be carried out by a licensed electrician in accordance with AS/NZS 3000, the manufacturer's instructions and applicable local electrical regulations. Correct upstream overcurrent protection, earthing arrangement and surge coordination must be confirmed before installation.
Applications
- Three-phase switchboards
- Commercial and industrial electrical distribution boards
- Protection of control panels, switchgear and connected electrical equipment
- Installations requiring Type 2 protection against transient overvoltage
- IT earthing system applications using a 440V maximum continuous operating voltage rating
Standards & Compliance
- IEC/EN 61643-11 for low-voltage surge protective device construction and testing
- AS/NZS 3000 for selection and installation within Australian and New Zealand electrical installations
- AS 1768 for lightning protection and surge protection application guidance
Environmental Benefits
- Replaceable protection modules can extend the service life of the DIN rail assembly and reduce replacement waste
- RoHS declaration supports restriction of specified hazardous substances in electrical and electronic equipment
- Protects downstream electrical equipment, helping reduce premature equipment failure and electronic waste
Warranty Information
CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to the applicable contract and warranty conditions.
Available Now
Available through authorised CHINT distributors in Australia.
