LV438267
LV438267 - schneider
circuit breaker Compact NSX400F DC, 36 kA at 750 VDC, TM-DC trip unit, 400 A rating, 3 poles
in stock:1
Description
Compact NSX 400F DC is a complete 3 poles fixed circuit breaker designed to optimize space and breaking capacity. It's an optimal choice for applications using DC voltages. The breaking capacity (Icu) is 36kA rms at 750VDC. The operational voltage is 750VDC. This product embeds a 400A rating thermal-magnetic trip unit (TM-DC). TM-DC trip unit provides an adjustable thermal overload protection and an adjustable magnetic protection. This 4 poles version (255mm x 140mm x 110mm) comes with a variety of optional functions and accessories. It is compliant with international standards (IEC 60947), CCC, EAC and marine specifications.
Specifications Main
Range ComPact Product name ComPact NSX DC Range of product ComPact NSX400...630 DC Device short name NSX400F DC Product or component type Circuit breaker Device application Distribution Number of poles 3P Protected poles description 3t [In] rated current 400 A at 40 °C [Ue] rated operational voltage 750 V DC Network type DC Suitability for isolation Yes conforming to EN/IEC 60947-2 utilisation category Category A [Icu] rated ultimate short-circuit breaking capacity 36 kA Icu at 250 V DC 1P conforming to IEC 60947-2
36 kA Icu at 500 V DC 2P conforming to IEC 60947-2
36 kA Icu at 750 V DC 3P conforming to IEC 60947-2Performance level F 36 kA 750 V DC Trip unit name TM-DC Trip unit technology Thermal-magnetic Control type Toggle Circuit breaker mounting mode Fixed Complementary
[Ui] rated insulation voltage 750 V DC conforming to IEC 60947-2 [Uimp] rated impulse withstand voltage 8 kV conforming to IEC 60947-2 [Ics] rated service short-circuit breaking capacity 36 kA at 750 V DC conforming to IEC 60947-2 Mechanical durability 5000 cycles Electrical durability 1000 cycles at 750 V In
2000 cycles at 750 V In/2mounting support Backplate Upside connection Front downside connection Front Connection pitch 45 mm Protection type L : for overload protection (thermal)
I : for short-circuit protection (magnetic)Trip unit rating 400 A at 40 °C Long-time pick-up adjustment type Ir (thermal protection) Adjustable [Ir] long-time protection pick-up adjustment range 0.7...1 x In earth-leakage protection Without Number of slots for electrical auxiliaries 6 slot(s) Width (W) 140 mm Height (H) 255 mm Depth (D) 110 mm Environment
Standards EN/IEC 60947 product certifications CCC
EAC
MarineOvervoltage category Class II Electrical shock protection class Class II Pollution degree 3 conforming to IEC 60664-1 IP degree of protection IP40 conforming to IEC 60529 IK degree of protection IK07 conforming to IEC 62262 Ambient air temperature for operation -25…70 °C Ambient air temperature for storage -50…85 °C Relative humidity 0…95 % Operating altitude 0...2000 m without derating
2000 m...5000 m with deratingPacking Units
Unit Type of Package 1 PCE Number of Units in Package 1 1 Package 1 Height 14.7 cm Package 1 Width 20.0 cm Package 1 Length 29.1 cm Package 1 Weight 5.518 kg

