Schneider Electric CNXAE34250
MPNCNXAE34250
Obsolete
I-Line circuit breaker, 3 Poles, 250A rating, 36kA, TMD trip unit adapted ComPact NSX
$1,063.68Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Control type | Toggle |
| Protection type | L : for overload protection (long time) I : for short-circuit protection (magnetic) |
| Range of product | ComPact NSX100...250 |
| Product or component type | Circuit breaker |
| Long-time protection delay adjustment type tr | Fixed |
| Instantaneous protection pick-up adjustment type ii | Adjustable |
| Long-time pick-up adjustment type ir (thermal protection) | Adjustable |
| Voltage | 800 V AC 50/60 Hz conforming to EN/IEC 60947-2 |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz conforming to EN/IEC 60947-2 |
| [Uimp] rated impulse withstand voltage | 8 kV conforming to EN/IEC 60947-2 |
| Current | 250 A at 40 °C |
| [Ics] rated service short-circuit breaking capacity | 36 kA at 415 V AC 50/60 Hz conforming to EN/IEC 60947-2 |
All specifications
| Parameter | Value |
|---|---|
| [Icu] rated ultimate short-circuit breaking capacity | 36 kA Icu at 415 V AC 50/60 Hz conforming to EN 60947-2 |
| Poles | 3P |
| Utilisation category | Category A |
| IK degree of protection | IK07 conforming to IEC 62262 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| Mounting location | I-Line |
| Pollution degree | 3 conforming to IEC 60664-1 |
| Relative humidity | 95 % |
| Operating altitude | 0...2000 m without derating 2000 m...5000 m without derating |
| Color | Grey |
| Depth | 86 mm |
| Width | 105 mm |
| Height | 161 mm |
| Electrical durability | 20000 cycles at 440 V In/2 10000 cycles at 440 V In 10000 cycles at 690 V In/2 5000 cycles at 690 V In |
| Mechanical durability | 20000 cycles |
| Standards | EN/IEC 60947-1 EN/IEC 60947-2 |
| Range | I-Line |
| Trip unit name | TM-D |
| Device short name | NSX250F |
| Safety category | F |
| Device application | Distribution |
| Trip unit technology | Thermal-magnetic |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Trip unit protection functions | LI |
| Ambient air temperature for storage | -50...85 °C |
| Ambient air temperature for operation | -25...70 °C |
| [Tr] Long-Time protection delay adjustment range | 120...400 s at 1.5 x Ir 15 s at 6 x Ir |
| [Ir] long-time protection pick-up adjustment range | 0.7...1 x In |
| [Ii] instantaneous protection pick-up adjustment range | 5...10 x In |
MPN
CNXAE34250