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Datasheet generated 2026-10-07
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Transformer protection switch (PKZM0-0,16-T)

Eaton · Electrical Components · Moulded Case Circuit Breakers · Ireland · eaton.com
Part Number
PKZM0-0,16-T  ·  HS 8536.20
Transformer protection switch (PKZM0-0,16-T)

Technical Specifications

Manufacturer part number (MPN)PKZM0-0,16-T
EAN / GTIN4015080889076
Sales unitpcs
Eaton catalogue number088907
Depth76 mm
Height93 mm
Width45 mm
Weight0.246 kg
CertificationsVDE 0660; IEC/EN 60947; CE; UL; CSA; IEC/EN 60947-4-1; CSA Class No.: 3211-05; CSA File No.: 165628; CSA-C22.2 No. 60947-4-1-14; UL 60947-4-1; UL Category Control No.: NLRV; UL File No.: E36332
AltitudeMax. 2000 m
Ambient operating temperature - max55 °C
Ambient storage temperature - max80 °C
Ambient operating temperature - min-25 °C
Ambient operating temperature (enclosed) - max40 °C
Ambient operating temperature (enclosed) - min-25 °C
Ambient storage temperature - min-40 °C
Climatic proofingDamp heat, cyclic, to IEC 60068-2-30; Damp heat, constant, to IEC 60068-2-78
Number of auxiliary contacts (change-over contacts)0
Number of auxiliary contacts (normally closed contacts)0
Number of auxiliary contacts (normally open contacts)0
Rated operational current for specified heat dissipation (In)0.16 A
Equipment heat dissipation, current-dependent Pvid5.39 W
Heat dissipation per pole, current-dependent Pvid1.8 W
Rated frequency - max60 Hz
Rated frequency - min50 Hz
Rated operational current (Ie)0.16 A
Rated operational power at AC-3e, 690 V, 50 Hz0.06 kW
Rated operational voltage (Ue) - max690 V
Rated operational voltage (Ue) - min690 V
Rated uninterrupted current (Iu)0.16 A
Actuator typeTurn button
FeaturesPhase-failure sensitivity (according to IEC/EN 60947-4-1, VDE 0660 Part 102)
Fitted withSwitched-off indicator
FunctionsFor the protection of transformers with a high inrush current; Transformer protection
Number of polesThree-pole
ConnectionScrew terminals
Degree of protectionTerminals: IP00; IP20
Lifespan, electrical100,000 operations
Lifespan, mechanical100,000 Operations
Mounting MethodDIN rail (top hat rail) mounting optional
Mounting positionCan be snapped on to IEC/EN 60715 top-hat rail with 7.5 or 15 mm height.
Operating frequency40 Operations/h
Overvoltage categoryIII
Pollution degree3
Product categoryTransformer protective circuit breaker
ProtectionFinger and back-of-hand proof, Protection against direct contact when actuated from front (EN 50274)
Rated impulse withstand voltage (Uimp)6000 V AC
Shock resistance25 g, Mechanical, according to IEC/EN 60068-2-27, Half-sinusoidal shock 10 ms
Suitable forAlso motors with efficiency class IE3; DIN rail (top hat rail) mounting
Temperature compensation-25 - 55 °C, Operating range; ≤ 0.25 %/K, residual error for T > 40°; -5 - 40 °C to IEC/EN 60947, VDE 0660
Rated short-circuit breaking capacity Ics at 400 V AC150 kA
Rated short-circuit breaking capacity Ics at 440 V AC150 kA
Rated short-circuit breaking capacity Ics at 500 V AC150 kA
Rated short-circuit breaking capacity Ics at 690 V AC150 kA
Rated short-circuit breaking capacity Icu at 400 V AC150 kA
Rated short-circuit breaking capacity Icu at 440 V AC150 kA
Rated short-circuit breaking capacity Icu at 500 V AC150 kA
Rated short-circuit breaking capacity Icu at 690 V AC150 kA
Short-circuit current60 kA DC, up to 250 V DC, Main conducting paths
Short-circuit current rating (group protection)50 kA, 600 V High Fault, Fuse, SCCR (UL/CSA) with 600 A, 600 V High Fault, Fuse, SCCR (UL/CSA); 50 kA, 600 V High Fault, CB, SCCR (UL/CSA) with 600 A, 600 V High Fault, CB, SCCR (UL/CSA)
Short-circuit current rating (type E)65 kA, 240 V, SCCR (UL/CSA); 65 kA, 480 Y/277 V, SCCR (UL/CSA); Accessories required BK25/3-PKZ0-E; 50 kA, 600 Y/347 V, SCCR (UL/CSA)
Short-circuit releaseBasic device, fixed 20 x Iu; ± 20% tolerance; 2.4 A, Irm
Switching capacity0.16 A (3 contacts in series), DC-5 up to 250V; 0.16 A, AC-3 up to 690 V
Stripping length (main cable)10 mm
Terminal capacity (flexible with ferrule)2 x (1 - 6) mm², ferrule to DIN 46228; 1 x (1 - 6) mm², ferrule to DIN 46228
Terminal capacity (solid)1 x (1 - 6) mm²; 2 x (1 - 6) mm²
Terminal capacity (solid/stranded AWG)18 - 10
Tightening torque1.7 Nm, Screw terminals, Main cable
Overload release current setting - max0.16 A
Overload release current setting - min0.1 A
Rated permanent current Iu0.16 A
With integrated under voltage releaseNo
Overload release current setting0.1–0.16 A
Rated voltage690 V
Power loss5.39 W
Motor drive integratedNo
Type of electrical connection of main circuitScrew connection
Type of control elementTurn button
With switched-off indicatorYes
Rated short-circuit breaking capacity Icu at 400 V, 50 Hz150 kA
Adjustment range undelayed short-circuit release2.4 A
Suitable for DIN rail (top hat rail) mountingYes
Integrated earth fault protectionNo
Motor drive optionalNo
DIN rail (top hat rail) mounting optionalYes
Complete device with protection unitYes
Country of originGermany

Properties

MOQ1

Cross-References

Attached Documents