Schneider Electric EasyPact EZC EZC400H4400N circuit breaker, 4 poles, 400 A thermal-magnetic TM-D trip unit, 440 V AC, 50/60 Hz, fixed mount, IP20, toggle control.
| Parameter | Value |
|---|---|
| Product / component type | Circuit breaker |
| Range of product | EasyPact |
| Device application | Distribution |
| Parameter | Value |
|---|---|
| Network type (AC/DC) | AC |
| Rated current [In] | 400 A at 40 °C |
| Rated operational voltage [Ue] | 440 V AC 50/60 Hz conforming to IEC 60947-2 |
| Rated insulation voltage [Ui] | 690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Rated impulse withstand voltage [Uimp] | 6 kV conforming to IEC 60947-2 |
| Network frequency | 50/60 Hz |
| Poles description | 4P |
| Parameter | Value |
|---|---|
| Breaking capacity | 50 kA Icu at 380 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 400...415 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 70 kA Icu at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 |
| Rated service breaking capacity [Ics] | 25 kA at 380 V AC 50/60 Hz conforming to IEC 60947-2 25 kA at 400/415 V AC 50/60 Hz conforming to IEC 60947-2 25 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 35 kA at 220/230 V AC 50/60 Hz conforming to IEC 60947-2 |
| Breaking capacity code | H |
| Trip unit technology | Thermal-magnetic |
| Trip unit rating | 400 A at 50 °C |
| Trip unit name | TM-D |
| Protection type | Overload protection Short-circuit protection |
| Earth-leakage protection | Without |
| Suitability for isolation | Yes conforming to IEC 60947-2 |
| Utilisation category | Category A |
| Mechanical durability | 10000 cycles |
| Electrical durability | Category A: 4000 cycles 415 V AC 50/60 Hz conforming to IEC 60947-2 |
| Local signalling | Positive contact indication |
| Contact position indicator | Yes |
| Parameter | Value |
|---|---|
| Connection pitch | 44 mm |
| Downside connection | Front |
| Upside connection | Front |
| Device short name | Easypact EZC400H |
| Control type | Toggle |
| Mounting mode | Fixed |
| Mounting support | Backplate |
| Width | 185 mm |
| Height | 255 mm |
| Depth | 140 mm |
| Colour | Black |
| Parameter | Value |
|---|---|
| IP degree of protection | IP20 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to EN 50102 |
| Pollution degree | 3 conforming to IEC 60947 |
| Operating ambient air temperature | -25...70 °C |
| Storage ambient air temperature | -35...85 °C |
| Parameter | Value |
|---|---|
| Standards | EN/IEC 60947-2 GB/T 14048.2 JIS C8201-2-2 EN/IEC 60947-1 |
The EZC400H4400N is a 4-pole 400 A EasyPact EZC moulded-case circuit breaker from Schneider, fitted with a TM-D thermal-magnetic trip unit for overload and short-circuit protection on distribution networks up to 440 V AC. It is a fixed-mount, toggle-operated breaker rated for 6 kV impulse withstand, with IP20 finger-safe terminals and IK07 impact resistance for panel installation.
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