Description

Schneider LR9F5367 | TeSys LRF – electronic thermal overload relay – 60…100 A – class 10

Schneider LR9F5367 | TeSys LRF – Electronic Thermal Overload Relay, 60…100 A, Class 10

The Schneider LR9F5367 is an electronic thermal overload relay from the TeSys LRF range, engineered to protect motors from overload, phase failure, and unbalanced current conditions. This relay is ideal for advanced motor protection in demanding industrial applications, offering precision, reliability, and flexibility.

General Information:

  • Brand: Schneider Electric

  • Series: TeSys LRF

  • Model: LR9F5367

  • Product Type: Electronic Thermal Overload Relay

  • Current Range: 60 to 100 A

  • Trip Class: Class 10 (Standard response time for motor protection)

Key Features:

  • Electronic Sensing Technology: More accurate protection compared to conventional thermal relays

  • Wide Adjustment Range: Can be fine-tuned within 60…100 A for motor current protection

  • Phase Loss Detection: Built-in protection against phase failure and unbalanced currents

  • Trip Indicator & Reset: LED trip indication with manual and automatic reset options

  • Auxiliary Contacts: Includes 1 NO + 1 NC for signaling and control functions

  • Test Function: Enables easy maintenance and testing without disconnecting the motor

  • Compact Mounting: Compatible with TeSys contactors and easy to integrate into motor control panels

Technical Specifications:

  • Rated Operational Current: 60 to 100 A

  • Trip Class: Class 10 (Fast tripping for standard motor applications)

  • Control Circuit Voltage: Typically independent of load current

  • Reset Mode: Manual and automatic reset

  • Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)

  • Mounting Compatibility: Designed for use with LC1F TeSys contactors

  • Standards Compliance: IEC 60947-4-1 / IEC 60947-1

Applications:

  • Motor Control Centers (MCCs)

  • Pumps, Compressors, Fans, and Conveyors

  • Industrial Machinery

  • HVAC Systems

  • Automation and Control Panels

  • Oil & Gas, Manufacturing, Water Treatment Plants

Benefits:

  • Improved Protection Accuracy: Electronic technology provides stable and accurate overload protection

  • Energy Efficient: Reduces unnecessary tripping and motor downtime

  • Built-In Diagnostics: Simplifies troubleshooting and maintenance

  • Easy Integration: Seamless compatibility with Schneider’s TeSys contactor range

  • Space-Saving Design: Compact and easy to mount within panels

Additional information

brands

Schneider Electric

Specifications

Main
Range TeSys
Product name TeSys LRF
Device short name LR9F
Product or component type Electronic thermal overload relay
Relay application Motor protection
Product compatibility LC1F115...LC1F185
Network type AC
Thermal overload class Class 10 conforming to IEC 60947-4
Thermal protection adjustment range 60…100 A
Complementary
Network frequency 50/60 Hz
Mounting support Direct on contactor Plate
Tripping threshold 1.12 +/- 0.06 In tripping conforming to IEC 60947-4-1
Surge withstand 4 kV conforming to IEC 61000-4-5
Contacts type and composition 1 NO + 1 NC
[Ith] conventional free air thermal current 5 A for control circuit
[Ue] rated operational voltage 1000 V AC 50/60 Hz for power circuit conforming to VDE 0110 group C
[Ui] rated insulation voltage Power circuit: 1000 V AC conforming to IEC 60947-4
[Uimp] rated impulse withstand voltage 8 kV conforming to IEC 60947-1
Phase failure sensitivity Tripping in 4 s +/- 20 % conforming to IEC 60947-4-1
Reset Manual reset on front relay
Control type Dial white full-load current adjustment Test button red Push-button red reset Push-button stop
local signalling Trip indicator
Temperature compensation -20…70 °C
Current consumption <= 5 mA no-load
switching capacity for alarm 0...150 mA
Maximum voltage drop <2.5 V closed state
Connections - terminals Control 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 M8
Tightening torque Control circuit: 1.2 N.m on screw clamp terminals Power circuit: 18 N.m on screw clamp terminals
height 96 mm
Width 115 mm
Depth 123.5 mm
Net weight 0.9 kg
Environment
Standards IEC 60255-8 VDE 0660 IEC 60255-17 IEC 60947-4-1 EN 60947-4-1
product certifications UL CSA UKCA
Protective treatment TH
IP degree of protection IP20 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 resistance 850 °C conforming to IEC 60695-2-1
Mechanical robustness Shocks: 13 Gn for 11 ms conforming to IEC 60068-2-7 Vibrations 5...300 Hz: 2 GN conforming to IEC 60068-2-6
Dielectric strength 6 kV 50 Hz conforming to IEC 255-5
Electromagnetic compatibility Resistance 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 1 PCE
Number of Units in Package 1 1
Package 1 Height 13.000 cm
Package 1 Width 16.000 cm
Package 1 Length 15.000 cm
Package 1 Weight 879.000 g
Unit Type of Package 2 S04
Number of Units in Package 2 12
Package 2 Height 30.000 cm
Package 2 Width 40.000 cm
Package 2 Length 60.000 cm
Package 2 Weight 11.391 kg
Unit Type of Package 3 P06
Number of Units in Package 3 48
Package 3 Height 75.000 cm
Package 3 Width 60.000 cm
Package 3 Length 80.000 cm
Package 3 Weight 55.604 kg
Contractual warranty
Warranty 18 months

Main Document

Main Document

Data Sheet : LR9F5367

Main Document

Data Sheet : LR9F5367

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