LR7K0307

Additional Information

Part Number

LR7K0307

UPC

785901297871

Main

Range of product

TeSys K thermal overload relays

Product or component type

Non differential thermal overload relay

Device short name

LR7K

Relay application

Motor protection

Product compatibility

LC1K

Product compatibility

LP1K

Product compatibility

LC7K

Product compatibility

LP4K

Network type

AC

Network type

DC

Overload tripping class

Class 10A conforming to IEC 60947-4-1

Thermal protection adjustment range

1.2...1.8 A

[Ui] rated insulation voltage

600 V power circuit conforming to CSA C22.2 No 14

[Ui] rated insulation voltage

750 V power circuit conforming to VDE 0110 group C

[Ui] rated insulation voltage

690 V power circuit conforming to IEC 60947

[Ui] rated insulation voltage

690 V power circuit conforming to BS 4941

Complementary

Mounting support

Under contactor

Auxiliary contact composition

1 NO + 1 NC

[Ith] conventional free air thermal current

6 A for signalling circuit

[Ue] rated operational voltage

250 V DC DC-13 for signalling circuit

[Ue] rated operational voltage

690 V AC AC-15 for signalling circuit

Associated fuse rating

6 A gG for signalling circuit conforming to IEC 60947

Associated fuse rating

6 A gG for signalling circuit conforming to VDE 0660

[Uimp] rated impulse withstand voltage

6 kV

Power dissipation per pole

2 W

Local signalling

Trip indicator (yellow)

Control type

Selector switch manual or automatic for reset mode

Control type

Blue pushbutton stop and manual reset

Control type

Red pushbutton trip test function

Connections - terminals

Screw clamp terminals 2 cable(s) 0.34...1.5 mm² - cable stiffness: flexible - with cable end

Connections - terminals

Screw clamp terminals 1 cable(s) 0.34...2.5 mm² - cable stiffness: flexible - with cable end

Connections - terminals

Screw clamp terminals 2 cable(s) 0.75...4 mm² - cable stiffness: flexible - without cable end

Connections - terminals

Screw clamp terminals 1 cable(s) 0.75...4 mm² - cable stiffness: flexible - without cable end

Connections - terminals

Screw clamp terminals 2 cable(s) 1.5...4 mm² - cable stiffness: solid

Connections - terminals

Screw clamp terminals 1 cable(s) 1.5...4 mm² - cable stiffness: solid

Tightening torque

1.3 N.m - on screw clamp terminals - with screwdriver flat Ø 6 mm

Tightening torque

1.3 N.m - on screw clamp terminals - with screwdriver Philips No 2

Height

58 mm

Width

45 mm

Depth

65 mm

Product weight

0.145 kg

Environment

Standards

BS 4941

Standards

IEC 60947

Standards

NF C 63-650

Standards

VDE 0660

Product certifications

CSA

Product certifications

UL

Protective treatment

TC conforming to DIN 50016

Protective treatment

TC conforming to IEC 60068

IP degree of protection

IP2x conforming to IEC 60529

Ambient air temperature for operation

-30...60 °C with derating conforming to IEC 60947

Ambient air temperature for operation

-20...55 °C without derating conforming to IEC 60947

Ambient air temperature for storage

-40...70 °C

Operating altitude

2000 m without derating

Fire resistance

850 °C conforming to IEC 60695-2-1

Flame retardance

Requirement 2 conforming to NF F 16-102

Flame retardance

Requirement 2 conforming to NF F 16-101

Flame retardance

V1 conforming to UL 94

Mechanical robustness

Vibrations NC contact 2 Gn, 5...300 Hz conforming to IEC 60068-2-6

Mechanical robustness

Vibrations NO contact 2 Gn, 5...300 Hz conforming to IEC 60068-2-6

Mechanical robustness

Shocks NC contact 10 Gn for 11 ms conforming to IEC 60068-2-27

Mechanical robustness

Shocks NO contact 10 Gn for 11 ms conforming to IEC 60068-2-27

Contractual Warranty

Period

18 months

Documents