Shop for CHINT NU5-I+II Low-Voltage Surge Protective Device (SPD)

CHINT NU5-I+II Low-Voltage Surge Protective Device (SPD),
provides combined Type I and Type II protection for AC 230/400 V systems.
furthermore it is Designe to safeguard electrical networks from transient overvoltages and lightning surges,
moreover it offers a discharge capacity of up to 60 kA with a fast response and plug-in modular design.
meanwhile Equippe with overheating and aging protection, visual fault indication, and optional remote alarm contact,
finally the NU5-I+II ensures superior safety, reliability, and easy maintenance in low-voltage power distribution systems.

Standard: IEC/EN 61643-11
furthermore Certifications: CE, CB, RoHS
moreover SPD Type: Type I + Type II combined (Class I + II)
as a result Application: AC 50/60 Hz power distribution and control systems
meanwhile Rated Operating Voltage (Ue): Single-phase 230 V / Three-phase 400 V
overall Poles Available: 1P, 1P+N, 2P, 3P, 3P+N, 4P
also Impulse Current (Iimp, 10/350 μs): 12.5 / 15 / 25 kA
conversely Maximum Discharge Current (Imax, 8/20 μs): Up to 60 kA
consequently Nominal Discharge Current (In, 8/20 μs): Up to 50 kA
Maximum Continuous Operating Voltage (Uc): 275 / 385 V AC
Voltage Protection Level (Up): ≤ 1.5 / 1.8 kV
then Leakage Current (Ile at 0.75 U1mA): < 50 μA per pole
Protection Modes: L-PE, N-PE, L-N
Operating Temperature Range: −40 °C to +70 °C
Connection Wire Range: 2.5 – 35 mm²
Recommended Wiring: Input ≥ 6 mm², Ground ≥ 10 mm²
Tightening Torque: 2–4 N·m
Mounting: DIN rail (TH35-7.5 standard guide rail)
Pluggable Modules: Yes
Remote Alarm Function: Optional
Remote Contact Rating:
- AC 250 V / 1 A
- DC 250 V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
Cross-Section for Signal Wire: ≤ 1.5 mm²
Protection Features: Overheating and aging protection, fault indication window
finally Dimensions: Height 86.5 mm × Depth 49.7 mm × Width (per pole) 18 mm

CHINT NU5-I+II Low-Voltage Surge Protective Device (SPD)

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CHINT NU5-I+II Low-Voltage Surge Protective Device (SPD)

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