- Series of overload relays covering a setting range from 0.24A to 220A
- All components are finger proof
Specifications & ordering info
Ordering information
Applicable contactors | Setting range | Size in mm (H × W × D) (incl. standard J7KN[A] contactor) | Order code |
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D.O.L. (A) | Star-delta (A) |
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J7KNA-09..., J7KNA-12... | 0.12 to 0.18 | - | 95 × 48.5 × 77 | J7TKN-A-E18 |
0.18 to 0.27 | - | J7TKN-A-E27 |
0.27 to 0.4 | - | J7TKN-A-E4 |
0.4 to 0.6 | - | J7TKN-A-E6 |
0.6 to 0.9 | - | J7TKN-A-E9 |
0.8 to 1.2 | - | J7TKN-A-1E2 |
1.2 to 1.8 | - | J7TKN-A-1E8 |
1.8 to 2.7 | - | J7TKN-A-2E7 |
2.7 to 4 | - | J7TKN-A-4 |
4 to 6 | 7 to 10.5 | J7TKN-A-6 |
6 to 9 | 10.5 to 15.5 | J7TKN-A-9 |
8 to 11 | 14 to 19 | J7TKN-A-11 |
10 to 14 | 18 to 24 | J7TKN-A-14 |
J7KN-10D... to J7KN-40... | 0.12 to 0.18 | - | 126.5 × 45 × 70 (J7KN-10D to J7KN-22D); 141.5 × 45 × 87.5 (J7KN-24 to J7KN-40) | J7TKN-B-E18 |
0.18 to 0.27 | - | J7TKN-B-E27 |
0.27 to 0.4 | - | J7TKN-B-E4 |
0.4 to 0.6 | - | J7TKN-B-E6 |
0.6 to 0.9 | - | J7TKN-B-E9 |
0.8 to 1.2 | - | J7TKN-B-1E2 |
1.2 to 1.8 | - | J7TKN-B-1E8 |
1.8 to 2.7 | - | J7TKN-B-2E7 |
2.7 to 4 | - | J7TKN-B-4 |
4 to 6 | 7 to 10.5 | J7TKN-B-6 |
6 to 9 | 10.5 to 15.5 | J7TKN-B-9 |
8 to 11 | 14 to 19 | J7TKN-B-11 |
10 to 14 | 18 to 24 | J7TKN-B-14 |
13 to 18 | 23 to 31 | J7TKN-B-18 |
17 to 24 | 30 to 41 | J7TKN-B-24 |
23 to 32 | 40 to 55 | J7TKN-B-32 |
J7KN-24... to J7KN-40... | 28 to 42 | 48 to 73 | 136 × 67 × 96.5 | J7TKN-C-42 |
J7KN-50... to J7KN-74... | 40 to 52 | 70 to 90 | 180 × 69 × 108 | J7TKN-D-52 |
52 to 65 | 90 to 112 | J7TKN-D-65 |
60 to 74 | 104 to 128 | J7TKN-D-74 |
J7KN-90... to J7KN-115... | 60 to 90 | 104 to 156 | 260 × 107 × 120 | J7TKN-E-90 |
80 to 120 | 140 to 207 | J7TKN-E-120 |
J7KN-151... to J7KN-176... | 120 to 180 | 208 to 312 | 290 × 110 × 162 | J7TKN-F-180 |
J7KN-210... to J7KN-316... | 144 to 216 | 250 to 374 | 362 × 145 × 208 | J7TKN-G-216 |
216 to 320 | 374 to 554 | J7TKN-G-320 |
J7KN-450... to J7KN-860... | 240 to 360 | 416 to 623 | 372 × 1246 × 1225 (J7KN-450) 395 × 1246 × 1225 (J7KN-550) 487 × 1280 × 1291 (J7KN-700) 540 × 1280 × 1291 (J7KN-860) | J7TKN-H-360 |
360 to 540 | 623 to 935 | J7TKN-H-540 |
540 to 800 | 935 to 1385 | J7TKN-H-800 |
Accessories
Sets for single mounting
For overload relays | Cable cross-section to clamp (mm2) | Order code |
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Solid or stranded | Flexible | Flexible with multi-core cable |
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J7TKN-AB | 0.75 to 6 | 0.75 to 4 | 0.5 to 4 | J74TK-M-AB |
J7TKN-B | 0.75 to 6 | 0.75 to 4 | 0.5 to 4 | J74TK-SM |
Busbar sets for thermal overload relays
For overload relays | For motor contactors | Order code |
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J7TKN-H-360/540 | J7KN-450/550 | J74TK-SU-550 |
J7TKN-H-540/800 | J7KN-700/860 | J74TK-SU-860 |
Specifications
Type | J7TKN-A | J7TKN-B | J7TKN-C | J7TKN-D | J7TKN-E | J7TKN-F | J7TKN-G | J7TKN-H |
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Rated insulation voltage Ui | 690 VAC | 750 VAC | 1000 VAC |
Permissible ambient temperature | Operation | -25 to 60°C | -25 to 55°C |
Storage | -50 to 70°C | -40 to 70°C |
Trip class according to IEC 947-4-1 | 10 A | 20 A | 10 A |
Cable cross-section Main connector | Solid or stranded mm2 | 0.75 to 6 0.75 to 2.5 | 0.75 to 6 | 0.75 to 10 | 4 to 35 | Without terminals, suitable for bushing one connector 70 mm² (stranded) per phase | Busbar 18×4 Screw M8 | Busbar 25×6 Screw M10 | See accessories |
Flexible mm2 | 0.75 to 4 0.5 to 2.5 | 1 to 4 | 0.75 to 6 | 6 to 25 |
Flexible with multi-core cable end mm2 | 0.5 to 2.5 0.5 to 1.5 | 0.75 to 4 | 0.75 to 6 | 4 to 25 |
Cables per clamp | Number | 1 + 1 | 2 | 2 | 1 | - | 1 | 1 | 1 |
Auxiliary connector | Solid mm2 | 0.75 to 2.5 | 1 to 2.5 |
Flexible mm2 | 0.5 to 2.5 | 1 to 2.5 |
Flexible with multi-core cable end mm2 | 0.5 to 1.5 | 1 to 2.5 |
Cables per clamp | Number | 2 |
Auxiliary contacts |
Rated insulation voltage Ui | same potential | 690 VAC | 500 VAC |
different potential | 440 VAC | 250 VAC | 440 VAC | 500 VAC |
Rated operational current Ie Utilization category AC15 | 24 V | 5 A | 3 A | 4 A | 5 A | 3 A | 4 A |
230 V | 3 A | 2 A | 2.5 A | 2.5 A | 3 A | 2 A | 2.5 A |
400 V | 2 A | 1 A | 1.5 A | 1.5 A | 2 A | 1 A | 1.5 A |
690 V | 0.6 A | 0.5 A | 0.6 A | 0.5 A | 0.6 A |
Rated operational current Ie Utilization category DC13 | 24 V | 1.2 A | 1 A | 1.2 A |
110 V | 0.15 A |
220 V | 0.1 A |
Short circuit protection (without welding 1 kA) | Highest fuse rating gL (gG) | 6 A | 4 A | 6 A | 4 A | 6 A |
Setting range | to 23 A | All | 28 to 42 A | 52 to 65 A | All | - | - | - |
Power loss per current path (max.) | Minimum setting value | 1.1 W | 1.1 W | 1.3 W | 2.9 W | 1.1 W | - | - | - |
Maximum setting value | 2.3 W | 2.3 W | 3.3 W | 4.5 W | 2.5 W | - | - | - |