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Datasheet generated 2026-10-07
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Schneider Electric Trip unit MicroLogic 5.2E, ComPacT NSX100/160/250, 4 poles, electronic basic protections, energy meter, 40A rating C1045E040

Schneider Electric · Electrical Components · Circuit Breaker Accessories · France · se.com
Part Number
C1045E040  ·  HS 8536.90
Schneider Electric Trip unit MicroLogic 5.2E, ComPacT NSX100/160/250, 4 poles, electronic basic protections, energy meter, 40A rating C1045E040

Schneider Electric C1045E040 Electronic protection for ComPacT NSX circuit breaker-Micrologic 5.2 E 4P 40A.

Technical Specifications

Manufacturer part number (MPN)C1045E040
EAN / GTIN3606482000094
HS code8536.90
Sales unitpcs
Rated current40 A
Number of poles4P
RangeComPacT
Range of productComPacT NSX100...250
Product or component typeTrip unit
Trip unit nameMicroLogic 5.2 E
Trip unit technologyElectronic
Range compatibilityComPacT NSX100; ComPacT NSX160; ComPacT NSX250
Device applicationDistribution
Poles description4P
Protected poles description3D + N/2; 4D; 3D + OSN; 3D
Neutral positionLeft
Trip unit protection functionsLSI
Protection typeL : for overload protection (long time); S : for short time short-circuit protection; I : for instantaneous short-circuit protection
Trip unit rating40 A at 40 °C
[Ue] rated operational voltage690 V AC 50/60 Hz
Network typeAC
Network frequency50/60 Hz
Circuit breaker mounting modeFixed
Long-time pick-up adjustment type Ir (thermal protection)Adjustable 9 settings
[Ir] long-time protection pick-up adjustment range18...40 A
Long-time protection delay adjustment type trAdjustable
[tr] long-time protection delay adjustment range15…400 s at 1.5 x Ir; 0.35…11 s at 7.2 x Ir; 0.5…16 s at 6 x Ir
Neutral protection settings0.5 x Ir (3D + N/2); 1 x Ir (4D); 1.6 x Ir (3D + OSN); No protection (3D)
Thermal memory20 minutes before and after tripping
Short-time protection pick-up adjustment type IsdAdjustable 9 settings
[Isd] Short-time protection pick-up adjustment range1.5...10 x Ir
Short-time protection delay adjustment type tsdAdjustable
[tsd] Short-time protection delay adjustment range0…0.4 s I²t=off; 0.1…0.4 s I²t=on
Instantaneous protection pick-up adjustment type IiAdjustable
[Ii] instantaneous protection pick-up adjustment range1.5...15 x In
Earth-leakage protectionWithout
Zone selective interlocking ZSIWith
Local signallingFlashing LED (green) for ready to operate; LED 105 % Ir (red) for overload; LED 90 % Ir (orange) for overload
Display typeLCD display
Type of measurementEnergy meter
Communication of dataEnergy metering; Protection and alarm settings; Time-stamped histories and event tables; Instantaneous and demand values; Maintenance indicators; Demand current and power; Power quality; Maximeters/minimeters
Electrical data recordingMaintenance indicators
StandardsEN/IEC 60947-2
Electrical shock protection classClass II
Pollution degree3 conforming to IEC 60947-1
IP degree of protectionIP40 conforming to IEC 60529
Ambient air temperature for operation-25…70 °C
Ambient air temperature for storage-40…85 °C
Warranty (in months)18

Properties

MOQ1

Cross-References

Attached Documents