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Omron J7TKN Datasheet
Omron J7TKN Datasheet

Omron J7TKN Datasheet

Thermal overload relay

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Thermal Overload Relay
J7TKN
Thermal Overload Relay
• Direct and separate mounting
• Single phasing sensivity according to IEC 947-4-1
• Finger proof (BGV A2)
Accessories
• Busbar sets
• Set for single mounting
Approved Standards
Standard
Guide No (US,C)
UL
NKCR, NKCR7
IEC 947-4-1
VDE 0660
EN 60947-4-1
Ordering Information
■ Model Number Legend
1. Thermal Overload Relay
J7TKN-#-###
1
2
3
1)
Thermal Overload Relay
2)
A:
for mini motor contactor and motor contactor (4-11 kW)
B:
for motor contactor (4-15 kW)
C:
for motor contactor (18.5 kW)
D:
for motor contactor (22-37 kW)
E:
for motor contactor (45-55 kW)
F:
for motor contactor (75-110 kW)
3)
Setting range
E18:
0.12-0.18 A
E27:
0.18-0.27 A
E4:
0.27-0.4 A
E6:
0.4-0.6 A
E9:
0.6-0.9 A
1E2:
0.8-1.2 A
1E8:
1.2-1.8 A
2E7:
1.8-2.7 A
4:
2.7-4 A
6:
4-6 A
9:
6-9 A
11:
8-11 A
14:
10-14 A
18:
13-18 A
24:
17-24 A
32:
23-32 A
42:
28-42 A
52:
40-52 A
65:
52-65 A
74:
60-74 A
90:
60-90 A
120:
80-120 A
150:
100-150 A
210:
140-220 A
)
2. Accessories for Thermal Overload Relay
J74TK-##-###
1
2
3
1)
Accessories for Thermal Overload Relay
2)
SM:
Single mounting for J7TKN-B Types (4-32 kW)
SU:
Busbar sets
M:
Single Mounting for J7TKN-A Types (4-11 kw)
3)
176:
for J7TKN-F Types (75-90 kW)
200:
for J7TKN-F Types (110 kW)
Thermal Overload Relay
J7TKN
55

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Summary of Contents for Omron J7TKN

  • Page 1 2. Accessories for Thermal Overload Relay J7TKN-#-### J74TK-##-### Thermal Overload Relay Accessories for Thermal Overload Relay for mini motor contactor and motor contactor (4-11 kW) Single mounting for J7TKN-B Types (4-32 kW) for motor contactor (4-15 kW) Busbar sets for motor contactor (18.5 kW)
  • Page 2 ■ System overview Thermal Overload Relays for plug-in mounting Setting Range Type Pack Weight D.O.L. Star Delta pcs. kg/pc. For contactors J7KNA-09..., J7KNA-12... 0.12 0.18 J7TKN-A-E18 0.10 0.18 0.27 J7TKN-A-E27 0.10 0.27 J7TKN-A-E4 0.10 J7TKN-A-E6 0.10 J7TKN-A-E9 0.10 manual reset J7TKN-A-1E2 0.10...
  • Page 3 Thermal Overload relays for separate mounting Setting Range Type Pack Weight D.O.L. Star Delta pcs. kg/pc. For contactors J7KN-85... to J7KN-151... J7TKN-E-90 0.90 J7TKN-E-120 0.90 manual reset For contactors J7KN-176... to J7KN-200... J7TKN-F-150 J7TKN-F-210 busbar sets manual reset see accessories...
  • Page 4: Specifications

    Specifications ■ Engineering data and Characteristics Thermal Overload Relays, tripping times for selection to motors of protection degree EEx e Relays With Standard Tripping Characteristic When selecting a standard overload, refer to the tripping curve. Setting Range Tripping time(in seconds) depending on the mul-...
  • Page 5 J7TKN-F all ranges *1) Coordination-type according to IEC 947-4-1: „2“: Light contact welding accepted. Thermal overload relay must not be damaged. „1“: Welding of contactor and damage of the thermal overload relay allowed. *2) Miniature fuse Tripping Characteristics for J7TKN-A, J7TKN-B, J7TKN-C, J7TKN-D...
  • Page 6 Tripping Characteristics for J7TKN-E Detailed tripping times for each range see table page 58 with three-phase load with two-pole load Tripping time Tripping time min. s min. s Average value of Typical tolerance typical tolerance curve from cold curves from cold...
  • Page 7 *3) Without terminals, suitable for bushing one connector 70mm² (stranded) per phase *4) Busbar sets see accessories page 57 *5) Switching capacity of the start contact: AC15 300VA, max. 1.5A, DC13 (max. 220V) 30W, max. 1.5A J7TKN Thermal Overload Relay...
  • Page 8 Temperature Compensation In case of higher ambient temperature use the following formula: Example: (Ambient temperature - 20) x 0.125 = correction factor in % of the Ambient temperature 70°C, full load motor current 7A full load motor current (70 - 20) x 0.125 = 6.25% Setting value: 7A + 6,25% = 7.44A...
  • Page 9 J7KNG-24 + J7TKN-B J7KN-24 + J7TKN-C J7KNG-32 J7KN-32 J7KN-40 Ø4.5 M3.5 M3.5 J7KNG-40 + J7TKN-C J7KN-50 + J7TKN-D J7KN-62 J7KN-74 ›4.5 M3.5 M3.5 J7KN-85 + J7TKN-E J7KN-151 + J7TKN-F J7KN-110 J7KN-176 J7TKN Thermal Overload Relay...
  • Page 10 J7KN-200 + J7TKN-F Do not use/install these products before having read the applicable precautions as listed in Cat. No. J09-EN-01 available from www.europe.omron.com or on request from OMRON local sales office. ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. Cat. No. J07E-EN-01A In the interest of product improvement, specifications are subject to change without notice.