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Square D (Schneider Electric)


Square D (Schneider Electric)


New Factory Sealed - Original product -12 Months Warranty

trip unit - Micrologic 5.2 A - 40 A - 4 poles 4d

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25 Items



Usually dispatched 1-2 days

Data sheet

Poles Description4P
Trip Unit Rating40 A
Trip Unit NameMicrologic 5.2 A
Trip Unit TechnologyElectronic
Protected Poles4t
Frame TypeNSX 100/160/250 A

More info

Commercial StatusCommercialised 
Range of productNSX100...250 
Circuit breaker applicationDistribution 
Poles description4P 
Protected poles description3t 
3t + 1.6 N 
3t + N/2 
Neutral positionLeft 
Network typeAC 
Network frequency50/60 Hz 
Trip unit nameMicrologic 5.2 A 
Trip unit technologyElectronic 
Trip unit protection functionsLSI 
Trip unit rating40 A ( 40 °C ) 
Protection typeInstantaneous short-circuit protection 
Overload protection (long time) 
Short time short-circuit protection 
Mounting modeFixed 
[Ue] rated operational voltage690 V AC 50/60 Hz 
Neutral protection settingNo protection 3t 
1.6 x Ir 3t + OSN 
1 x Ir 4t 
0.5 x Ir 3t + N/2 
Long time pick-up adjstment type IrAdjustable 
Long time pick-up adjustment range18...40 A 
Long time delay adjustment typeAdjustable 
[tr] long-time delay adjustment0.5...16 s 6 x Ir 
0.35...11 s 7.2 x Ir 
15...400 s 1.5 x Ir 
Thermal memory20 minutes before and after tripping 
Short-time pick-up adjustment type IsdAdjustable 
[Isd] short-time pick-up adjustment range1.5...10 x Ir 
Short-time delay adjustment typeAdjustable 
[tsd] short-time delay adjustment range0...0.4 s 
Instantaneous pick-up adjustment type IiAdjustable 
Instantaneous pick-up adjustment range1.5...15 x In Compact NSX160 
1.5...15 x In Compact NSX100 
1.5...12 x In Compact NSX250 
Zone selective interlocking ZSIWith 
Communication of dataDemand current and power 
Energy metering 
Instantaneous and demand values 
Maintenance indicators 
Power quality 
Protection and alarm settings 
Time-stamped histories and event tables 
Display typeLCD display 
Type of measurementAmmeter 
Electrical data recordingMaintenance indicators 
StandardsEN 60947-2 
IEC 60947-2 
UL 508 
Product certificationsCSA 
IP degree of protectionIP40 conforming to IEC 60529 
Pollution degree3 conforming to IEC 60947-1 
Ambient air temperature for operation-25...70 °C 
Ambient air temperature for storage-40...85 °C 

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