Description

Main
rangeTeSys

product nameTeSys LRF

device short nameLR9F

product or component typeElectronic thermal overload relay

relay applicationMotor protection

product compatibilityLC1F185...LC1F265

network typeAC

thermal overload classClass 20 conforming to IEC 60947-4

thermal protection adjustment range132…220 A

Complementary
network frequency50/60 Hz

supply voltage limits17…32 V

mounting supportDirect on contactor
Plate

tripping threshold1.12 +/- 0.06 In tripping conforming to IEC 60947-4-1

surge withstand4 kV conforming to IEC 61000-4-5

contacts type and composition1 NO + 1 NC

[Ith] conventional free air thermal current5 A for control circuit

[Ue] rated operational voltage1000 V AC 50/60 Hz for power circuit conforming to VDE 0110 group C

[Ui] rated insulation voltagePower circuit: 1000 V AC conforming to IEC 60947-4

[Uimp] rated impulse withstand voltageIEC 60947-1 8 kV

phase failure sensitivityTripping in 4 s +/- 20 % conforming to IEC 60947-4-1

resetManual reset on front relay

control typeDial white full-load current adjustment
Test button red
Push-button reset
Push-button red stop

local signallingTrip indicator

temperature compensation-20…70 °C

current consumption<= 5 mA no-load

switching capacity for alarm0...150 mA

maximum voltage drop<2.5 V closed state

connections - terminalsControl circuit: screw clamp terminals 1 cable 0.75…2.5 mm² - cable stiffness: flexible - with cable end
Control circuit: screw clamp terminals 1 cable 0.75…2.5 mm² - cable stiffness: solid
Control circuit: screw clamp terminals 1 cable 0.75…4 mm² - cable stiffness: flexible - without cable end
Control circuit: screw clamp terminals 2 cable 1…1.5 mm² - cable stiffness: flexible - with cable end
Control circuit: screw clamp terminals 2 cable 1…2.5 mm² - cable stiffness: flexible - without cable end
Control circuit: screw clamp terminals 2 cable 1 mm² - cable stiffness: solid
Power circuit: lugs-ring terminals M10

tightening torqueControl circuit: 1.2 N.m on screw clamp terminals
Power circuit: 35 N.m on screw clamp terminals

height101 mm

width115 mm

depth123.5 mm

net weight0.95 kg

Environment
standardsIEC 60255-8
EN 60947-4-1
IEC 60255-17
IEC 60947-4-1
VDE 0660

product certificationsCSA
UL

protective treatmentTH

IP degree of protectionIP20 conforming to IEC 60529
IP20 conforming to VDE 0106

ambient air temperature for operation-20…55 °C conforming to IEC 60255-8

ambient air temperature for storage-40…85 °C

operating altitude<= 2000 m without derating

fire resistance850 °C conforming to IEC 60695-2-1

mechanical robustnessShocks: 13 Gn for 11 ms conforming to IEC 60068-2-7
Vibrations 5...300 Hz: 2 Gn conforming to IEC 60068-2-6

dielectric strength6 kV 50 Hz conforming to IEC 255-5

electromagnetic compatibilityResistance to electrostatic discharge: 6 kV in indirect mode conforming to IEC 61000-4-2
Resistance to electrostatic discharge: 8 kV in air conforming to IEC 61000-4-2
Radiated radio-frequency electromagnetic field immunity test: 10 V/m conforming to IEC 61000-4-3
Fast transients immunity test: 2 kV conforming to IEC 61000-4-4

Packing Units
Unit Type of Package 1PCE

Number of Units in Package 11

Package 1 Weight1.02 kg

Package 1 Height13 cm

Package 1 width15 cm

Package 1 Length16 cm

Unit Type of Package 2S04

Number of Units in Package 211

Package 2 Weight12.1 kg

Package 2 Height30 cm

Package 2 width40 cm

Package 2 Length60 cm

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