Omron, J7TKN Thermal Overload Relay, 11A, 8 A F.L.C, 11A Contact Rating, 15 kW 3P

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R 1 088,72

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R 1 252,03

(inc. VAT)

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RS stock no.:
214-6943
Mfr. Part No.:
J7TKN-B-2E7
Manufacturer:
Omron
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Brand

Omron

Product Type

Thermal Overload Relay

FLC Motor Rating

11, 8A

Relay Contact Current

11A

Mount Type

Direct

Series

J7TKN

Power Rating

15kW

Pole and Throw Configuration

3P

Reset Method

Automatic & Manual

Width

45mm

Adjustable Current Range

1.8 to 2.7 A

Minimum Operating Temperature

-25°C

Contact Voltage

690V

Length

126.5mm

Maximum Operating Temperature

60°C

Depth

70mm

Standards/Approvals

EN/IEC 60947-4-1, IEC 60947-4-1, UL, VDE 0660

Omron J7TKN Series Thermal Overload Relay, 1.8 to 2.7A Adjustable Current Range, 15kW Power Rating - J7TKN-B-2E7


This thermal overload relay provides motor protection by sensing excessive phase currents and interrupting supply to prevent thermal damage in three-phase systems. Designed for installation directly onto contactors, it supports industrial control panels and automation cabinets where compact, selectable overload protection is required.

Features and Benefits:


• Adjustable trip range 1.8–2.7A for precise current setting
• Three-pole configuration with 11A relay contact for motor isolation
• Dual reset modes offering both automatic and manual recovery
• Rated for up to 690V enabling application in high-voltage circuits
• Power handling up to 15kW for medium-sized motor protection
• Wide ambient operation from −25°C to 60°C for varied environments

Applications


• Suitable for protecting motors rated 8–11A in manufacturing lines
• Ideal for direct mounting on contactors in control panels
• Used with variable start equipment in HVAC systems
• Can be used for motor protection in conveyor drive assemblies

How does the unit cope with different motor full-load currents?


It allows adjustment of the tripping point between 1.8A and 2.7A so the trip setting can be matched to the motor’s expected running current.

What standards govern its electrical design and safety?


The design conforms to EN/IEC 60947-4-1 and IEC 60947-4-1 and carries UL and VDE 0660 approvals, indicating compliance with recognised industrial switchgear norms.

What mounting method is required for installation?


The device is intended for direct mounting, allowing secure attachment to compatible contactor assemblies without additional mounting adaptors.

Which environmental limits affect deployment locations?


Operating temperature limits span −25°C to 60°C, so it should be installed where ambient conditions remain within this range.

What spatial footprint should be allowed in panel layouts?


The relay occupies a Compact footprint of 45mm width and 126.5mm length for efficient use of panel space.

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