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Datasheet generated 2026-10-07
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Motor Protection Relay 12A (ZB12-0,16)

Eaton · Switchgear & Protection · Overload Relays · Ireland · eaton.com
Part Number
ZB12-0,16  ·  HS 8536.30
Motor Protection Relay 12A (ZB12-0,16)

Eaton ZB12-0,16 Motor Protection Relay 12A.

Technical Specifications

Manufacturer part number (MPN)ZB12-0,16
EAN / GTIN4015082784317
Sales unitpcs
Eaton catalogue number278431
Depth88 mm
Height67 mm
Width45 mm
Weight0.141 kg
CertificationsIEC/EN 60947; VDE 0660; CSA; UL; UL Category Control No.: NKCR; UL File No.: E29184; IEC/EN 60947-4-1; UL 60947-4-1; CE; CSA Class No.: 3211-03; CSA-C22.2 No. 60947-4-1-14; CSA File No.: 012528
Number of auxiliary contacts (change-over contacts)0
Number of auxiliary contacts (normally closed contacts)1
Number of auxiliary contacts (normally open contacts)1
Number of contacts (normally closed contacts)1
Number of contacts (normally open contacts)1
Equipment heat dissipation, current-dependent Pvid5.4 W
Heat dissipation per pole, current-dependent Pvid1.8 W
Rated operational current for specified heat dissipation (In)0.16 A
Conventional thermal current Ith of auxiliary contacts (1-pole, open)6 A
Rated operational current (Ie) at AC-15, 120 V1.5 A
Rated operational current (Ie) at AC-15, 220 V, 230 V, 240 V1.5 A
Rated operational current (Ie) at AC-15, 380 V, 400 V, 415 V0.9 A
Rated operational current (Ie) at DC-13, 110 V0.4 A
Rated operational current (Ie) at DC-13, 220 V, 230 V0.2 A
Rated operational current (Ie) at DC-13, 24 V0.9 A
Rated operational current (Ie) at DC-13, 60 V0.75 A
Rated operational voltage (Ue) - max690 V
Safe isolation240 V AC, Between auxiliary contacts, According to EN 61140; 440 V AC, Between main circuits, According to EN 61140; 440 V AC, Between auxiliary contacts and main contacts, According to EN 61140
Switching capacity (auxiliary contacts, pilot duty)B300 at opposite polarity, AC operated (UL/CSA); R300, DC operated (UL/CSA); B600 at opposite polarity, AC operated (UL/CSA)
FeaturesTest/off button; Trip-free release; Phase-failure sensitivity (according to IEC/EN 60947, VDE 0660 Part 102); Reset pushbutton manual/auto
Ambient operating temperature - max55 °C
Ambient operating temperature - min-25 °C
Ambient operating temperature (enclosed) - max40 °C
Ambient operating temperature (enclosed) - min-25 °C
ClassCLASS 10 A / IEC 60947-4-1, 8.2.1.5.1.1. c) 4 min
Climatic proofingDamp heat, cyclic, to IEC 60068-2-30; Damp heat, constant, to IEC 60068-2-78
Degree of protectionIP20; IP00
Frame sizeZB12
Mounting methodDirect mounting; Direct attachment
Overload release current setting - max0.16 A
Overload release current setting - min0.1 A
Overvoltage categoryIII
Pollution degree3
Product categoryAccessories Overload relay ZB up to 150 A
ProtectionFinger and back-of-hand proof, Protection against direct contact when actuated from front (EN 50274)
Rated impulse withstand voltage (Uimp)6000 V AC; 4000 V (auxiliary and control circuits)
Shock resistance10 g, Mechanical, Sinusoidal, Shock duration 10 ms
Suitable forBranch circuits, (UL/CSA)
Temperature compensation≤ 0.25 %/K, residual error for T > 40°; Continuous
Short-circuit current rating (high fault at 600 V)100 kA, Fuse, SCCR (UL/CSA); 1 A, Class J/CC, max. Fuse, SCCR (UL/CSA)
Short-circuit protection ratingMax. 6 A gG/gL, fuse, without welding, Auxiliary and control circuits; 0.5 A gG/gL, Fuse, Type “2” coordination; 25 A gG/gL, Fuse, Type “1” coordination; Information on Type "1" and Type"2" coordination applies to 100 kA and 690 V
Screw sizeM4, Terminal screw; M3.5, Terminal screw, Control circuit cables
Screwdriver size2, Terminal screw, Pozidriv screwdriver; 1 x 6 mm, Terminal screw, Standard screwdriver
Stripping length (control circuit cable)8 mm
Stripping length (main cable)10 mm
Terminal capacity (flexible with ferrule)2 x (0.75 - 2.5) mm², Control circuit cables; 2 x (1 - 4) mm², Main cables; 1 x (1 - 4) mm², Main cables; 1 x (0.75 - 2.5) mm², Control circuit cables
Terminal capacity (solid)1 x (0.75 - 4) mm², Control circuit cables; 2 x (1 - 6) mm², Main cables; 2 x (0.75 - 4) mm², Control circuit cables; 1 x (1 - 6) mm², Main cables
Terminal capacity (solid/stranded AWG)18 - 8, Main cables; 2 x (18 - 14), Control circuit cables
Number of auxiliary contacts as normally open contact1
Number of auxiliary contacts as normally closed contact1
Release classCLASS 10
Type of electrical connection of main circuitScrew connection
Max. rated operation voltage Ue690 V
Adjustable current range0.1–0.16 A
Reset function inputNo
Reset function automaticYes
Reset function push-buttonYes
Country of originGermany

Properties

MOQ1

Cross-References

Attached Documents