LR9F7379 Schneider Electric Electronic Components
Part#:LR9F7379
Manufacturer:Schneider Electric
Product Lifecycle:Active
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Schneider Electric LR9F7379 is an electronic thermal overload relay designed for advanced protection with a rated current range of 300-500 A. It features a 3-pole configuration and includes both Normally Open (1 NO) and Normally Closed (1 NC) auxiliary contacts for comprehensive circuit control. The connection type for this model includes lugs for both upstream and outgoing cables, and a screw-clamp for the control circuit, ensuring secure and reliable connections. It operates within a supply voltage of 24 V DC and can handle a rated voltage (AC) of up to 1000 V at 50/60Hz, making it suitable for a wide range of industrial applications. The LR9F7379 is part of the LR9F sub-range and is specifically designed to offer protection settings for thermal overload from 300 to 500A, classified under Class 10 protection functions.
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Product Details
- Control Type Dial White full-load current adjustment Test button Red Push-button Red reset Push-button stop
- Connections - Terminals Control circuit screw clamp terminals 1 0.00…0.00 in² (0.75…2.5 mm²) flexible - with cable end Control circuit screw clamp terminals 1 0.00…0.00 in² (0.75…2.5 mm²) solid Control circuit screw clamp terminals 1 0.00…0.01 in² (0.75…4 mm²) flexible
- Tightening Torque Control circuit 1.2 N.m screw clamp terminals Power circuit 35 N.m screw clamp terminals
- Mounting Support Direct on contactor Plate
- Height 5.39 in (136.8 mm)
- Depth 5.02 in (127.6 mm)
- Net Weight 5.11 lb(US) (2.32 kg)
- Width 5.91 in (150 mm)
- Switching Capacity For Alarm 0...150 mA
- Maximum Voltage Drop <2.5 V closed state
- Temperature Compensation -4…158 °F (-20…70 °C)
- Current Consumption <= 5 mA no-load
- Local Signalling Trip indicator
- Reset Manual reset on front relay
- Phase Failure Sensitivity Tripping in 4 s +/- 20 % IEC 60947-4-1
- [Uimp] Rated Impulse Withstand Voltage 8 kV IEC 60947-1
- [Ui] Rated Insulation Voltage Power circuit 1000 V AC IEC 60947-4
- [Ith] Conventional Free Air Thermal Current 5 A control circuit
- [Ue] Rated Operational Voltage 1000 V AC 50/60 Hz power circuit VDE 0110 group C
- Surge Withstand 4 kV IEC 61000-4-5
- Tripping Threshold 1.12 +/- 0.06 In tripping IEC 60947-4-1
- Network Frequency 50/60 Hz
- Contacts Type And Composition 1 NO + 1 NC
- Product Compatibility LC1F225...LC1F500
- Product Or Component Type Electronic thermal overload relay
- Relay Application Motor protection
- Network Type AC
- Thermal Overload Class Class 10 IEC 60947-4
- Product Name TeSys LRF
- Range TeSys
- Device Short Name LR9F
- Thermal Protection Adjustment Range 300…500 A
Product condition
ORIGINAL PACKAGING
SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging
Related documents LR9F7379 Specs
1-year warranty
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Schneider Electric Disclaimer:
The product is unused surplus. Quotebeam is not an authorized surplus dealer or affiliate for the Manufacturer of this product. Products may feature older date codes or be from an earlier series than what is currently available from the manufacturer or authorized dealers. Because Quotebeam is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Schneider Electric Controls products will have firmware already installed, Quotebeam makes no representation as to whether a Controls product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Quotebeam also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Schneider Electric, its distributors, or any other source. Quotebeam also makes no representations as to your right to install any such firmware on the product. Quotebeam will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.
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