Chint

CHINT AC Surge Protection Device Two Pole

Rs.12,830

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The NU6-IIG Low-Voltage Surge Protective Device offers reliable protection for electrical systems and on-loading equipment against lightning and transient overvoltage. Built for 230/400V AC 50/60Hz systems, it complies with IEC/EN 61643-11 standards and is suitable for various grounding systems (TN-S, TN-C, TT, IT). Featuring modular design, removable protection modules, and visual fault indicators, the NU6-IIG ensures safe, efficient surge suppression in residential, commercial, and industrial networks.

Product Information

Standard Compliance: IEC/EN 61643-11
Rated Operating Voltage (Ue): 230/400V AC, 50/60Hz
Available Pole Configurations: 1P, 2P, 3P, 4P, 1P+N, 3P+N
Protection Levels:
- Maximum Continuous Operating Voltage (Uc): 275V / 320V / 385V / 440V
- Protection Level (Up): 1.5–2.4kV depending on model
- Maximum Discharge Current (Imax): 40kA / 65kA / 100kA (8/20μs waveform)
- Nominal Discharge Current (In): 20kA / 30kA / 50kA
Auxiliary Contact Options: 1NO+1NC, rated at AC250V, 0.5A (for remote signaling)
Grounding System Compatibility:
- TN-S: L–PE, L–N, N–PE
- TN-C: L–PEN
- TT: L–N, N–PE
- IT: L–PE
Construction Features:
- Modular structure with removable protective module and base
- Visual fault indicator for damaged modules
- No need to disconnect circuit when replacing module
- Voltage indicator window prevents mismatched replacement
Installation Type: DIN rail mounting (TH35-7.5)
Dimensions (mm):
- Width per pole: 18 mm
- Height: 67.7 mm
- Depth: 50 mm
- Length varies from 18 mm (1P) to 144 mm (4P)
Optional Remote Signaling Port: Available in “/F” versions
Certifications: CE, RoHS