| Standard | IEC/EN 60947-4-1 |
| Temperature range | -25 to +60 °C |
| IP rating | IP20 |
| Approval | CE, UL, cUL, CCC, UKCA |
| Standards | IEC 60947-4-1 |
| Approvals | CE, UL |
| Dimensions | 76 x 45 x 74 mm |
| Weight | 0.18 kg |
| HS code | 8536.20 |
| Eaton catalogue number | 278435 |
| Type designation | ZB12-1 |
| EAN / GTIN | 4015082784355 |
| Depth | 88 mm |
| Height | 67 mm |
| Width | 45 mm |
| Certifications | IEC/EN 60947-4-1; UL 60947-4-1; CSA-C22.2 No. 60947-4-1-14; VDE 0660; UL; UL Category Control No.: NKCR; CSA Class No.: 3211-03; IEC/EN 60947; UL File No.: E29184; CSA; CE; 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 Pvid | 6.9 W |
| Heat dissipation capacity Pdiss | 0 W |
| Heat dissipation per pole, current-dependent Pvid | 2.3 W |
| Rated operational current for specified heat dissipation (In) | 1 A |
| Static heat dissipation, non-current-dependent Pvs | 0 W |
| Conventional thermal current Ith of auxiliary contacts (1-pole, open) | 6 A |
| Rated operational current (Ie) at AC-15, 120 V | 1.5 A |
| Rated operational current (Ie) at AC-15, 220 V, 230 V, 240 V | 1.5 A |
| Rated operational current (Ie) at AC-15, 380 V, 400 V, 415 V | 0.9 A |
| Rated operational current (Ie) at DC-13, 110 V | 0.4 A |
| Rated operational current (Ie) at DC-13, 220 V, 230 V | 0.2 A |
| Rated operational current (Ie) at DC-13, 24 V | 0.9 A |
| Rated operational current (Ie) at DC-13, 60 V | 0.75 A |
| Rated operational voltage (Ue) - max | 690 V |
| Safe isolation | 240 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); B600 at opposite polarity, AC operated (UL/CSA); R300, DC operated (UL/CSA) |
| Voltage rating - max | 600 VAC |
| Features | Trip-free release; Test/off button; Phase-failure sensitivity (according to IEC/EN 60947, VDE 0660 Part 102); Reset pushbutton manual/auto |
| Ambient operating temperature - max | 55 °C |
| Ambient operating temperature - min | -25 °C |
| Ambient operating temperature (enclosed) - max | 40 °C |
| Ambient operating temperature (enclosed) - min | -25 °C |
| Class | CLASS 10 A / IEC 60947-4-1, 8.2.1.5.1.1. c) 4 min |
| Climatic proofing | Damp heat, constant, to IEC 60068-2-78; Damp heat, cyclic, to IEC 60068-2-30 |
| Degree of protection | IP20; IP00 |
| Frame size | ZB12 |
| Mounting method | Direct attachment; Direct mounting |
| Overload release current setting - max | 1 A |
| Overload release current setting - min | 0.6 A |
| Overvoltage category | III |
| Pollution degree | 3 |
| Product category | Accessories Overload relay ZB up to 150 A |
| Protection | Finger 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 resistance | 10 g, Mechanical, Sinusoidal, Shock duration 10 ms |
| Suitable for | Branch circuits, (UL/CSA) |
| Temperature compensation | ≤ 0.25 %/K, residual error for T > 40°; Continuous |
| Short-circuit current rating (high fault at 600 V) | 1 A, Class J/CC, max. Fuse, SCCR (UL/CSA); 100 kA, Fuse, SCCR (UL/CSA) |
| Short-circuit protection rating | Max. 6 A gG/gL, fuse, Without welding, Auxiliary and control circuits; 4 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 size | M3.5, Terminal screw, Control circuit cables; M4, Terminal screw |
| Screwdriver size | 1 x 6 mm, Terminal screw, Standard screwdriver; 2, Terminal screw, Pozidriv 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; 1 x (0.75 - 2.5) mm², Control circuit cables; 2 x (1 - 4) mm², Main cables; 1 x (1 - 4) mm², Main cables |
| Terminal capacity (solid) | 1 x (0.75 - 4) mm², Control circuit cables; 1 x (1 - 6) mm², Main cables; 2 x (1 - 6) mm², Main cables; 2 x (0.75 - 4) mm², Control circuit cables |
| Terminal capacity (solid/stranded AWG) | 18 - 8, Main cables; 2 x (18 - 14), Control circuit cables |
| Tightening torque | 1.8 Nm, Screw terminals, Main cables; 1.2 Nm, Screw terminals, Control circuit cables |
