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Telemecanique LR9F7381 TeSys LRF - electronic thermal overload relay - 380...630 A - class 10 Product Image

LR9F7381

Telemecanique - TeSys LRF - electronic thermal overload relay - 380...630 A - class 10

Current response time:

15 Minutes 12 Seconds

*Santa Clara Systems is not a Telemecanique Authorized Distributor.

Description: TeSys LRF - electronic thermal overload relay - 380...630 A - class 10
Product weight: 9.17 lb(US) (4.16 kg)
IP degree of protection: IP20 conforming to IEC 60529
Standards: EN 50082-2IEC 60947-4-1VDE 0660EN 60947-4-1IEC 60255-8EN 50081-2IEC 60255-17EN 50081-1
Device short name: LR9F
Width: 7.6 in (193 mm)
Height: 9.01 in (228.8 mm)
Depth: 5.02 in (127.6 mm)
Protective treatment: TH
[Ui] rated insulation voltage: 1000 V AC power circuit conforming to IEC 60947-4
[Uimp] rated impulse withstand voltage: 8 kV conforming to IEC 60947-1
Operating altitude: <= 6561.68 ft. (2000 m) without derating
Tightening torque: Control circuit: 10.62 lbf.in (1.2 N.m) - on screw clamp terminalsPower circuit: 513.27 lbf.in (58 N.m) - on screw clamp terminals
Connections - terminals: Control circuit: screw clamp terminals 1 cable 0...0 in² (0.75...2.5 mm²) - cable stiffness: solidControl circuit: screw clamp terminals 2 cable 0 in² (1 mm²) - cable stiffness: solidControl circuit : screw clamp terminals 1 cable 0.75...2.5 mm² - cable stiffness: flexible - with cable end cable endControl circuit : screw clamp terminals 1 cable 0.75...4 mm² - cable stiffness: flexible - without cable end cable endControl circuit : screw clamp terminals 2 cable 1...1.5 mm² - cable stiffness: flexible - with cable end cable endControl circuit : screw clamp terminals 2 cable 1...2.5 mm² - cable stiffness: flexible - without cable end cable endPower circuit : lugs-ring terminals M12
Range: TeSys
Mounting support: PlateDirect on contactor
[Ith] conventional free air thermal current: 5 Afor control circuit
System Voltage: 1000 V AC 50/60 Hz power circuit conforming to VDE 0110 group C
Product name: TeSys LRF
Control type: Dial white full-load current adjustmentTest button redPush-button red resetPush-button stop
Network frequency: 50/60 Hz
Supply voltage limits: 17...32 V
Product certifications: ULCSA

Product or component type: Electronic thermal overload relay
Tripping threshold: 1.12 +/- 0.06 In tripping conforming to IEC 60947-4-1
Relay application: Motor protection
Surge withstand: 4 kV conforming to IEC 61000-4-5
Ambient air temperature for operation: -4...131 °F (-20...55 °C) conforming to IEC 60255-8
Product compatibility: LC1F400...LC1F630LC1F800
Contacts type and composition: 1 NO + 1 NC
Ambient air temperature for storage: -40...185 °F (-40...85 °C)
Network type: AC
Thermal overload class: Class 10 conforming to IEC 60947-4
Fire resistance: 1562 °F (850 °C) conforming to IEC 60695-2-1
Thermal protection adjustment range: 380...630 A
Mechanical robustness: Shocks 13 Gn for 11 ms conforming to IEC 60068-2-7Vibrations 5...300 Hz 2 Gn conforming to IEC 60068-2-6
Signaling function: Pre-alarm indicator
Dielectric strength: 6 kVat 50 Hz conforming to IEC 255-5
Phase failure sensitivity: Tripping in 4 s +/- 20 % conforming to IEC 60947-4-1
Electromagnetic compatibility: Radiated radio-frequency electromagnetic field immunity test 10 V/m conforming to IEC 61000-4-3Resistance to electrostatic discharge 6 kV in indirect mode conforming to IEC 61000-4-2Resistance to electrostatic discharge 8 kV in air conforming to IEC 61000-4-2Fast transients immunity test 2 kV conforming to IEC 61000-4-4
Reset: Manual reset
Local signaling: Trip indicator
Temperature compensation: -4...158 °F (-20...70 °C)
Current consumption: <= 5 mA no-load
switching capacity in mA: 0...150 mA
Voltage drop: 2.5 V closed state

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