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Picture of Thermal overload relay,Easy TeSys Protect,174-279A,class 10A
SKU:

LRE485

Thermal overload relay,Easy TeSys Protect,174-279A,class 10A

$392.40
Available for Shipping : 05-Dec-2024
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Thermal overload relay,Easy TeSys Protect,174-279A,class 10A
  • Provide cost-effective and essential control & protection solution to a simple application
  • Designed to protect motors against overloads, phase failure
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Manufacturer: Schneider Electric
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Product Data Sheet
The LRE relay is a differential thermal overload relays for use with fuses or magnetic circuit-breakers GV2 L and GV3 L. Its thermal setting range is 174-279A 50/60Hz and the tripping class is 10A conforming to IEC 60947-4-1. It can be direct mounted on EasyPact TVS contactors with directly connected by connector. It protects unbalanced loads and motors with 110 - 132kW at 400VAC. It provides manual or automatic reset, trip auxiliary contact and flag indicator. Available worldwide, it is multi-standards certified (IEC, UL, CSA, CCC, EAC, Marine) and Green Premium compliant (RoHs/Reach).

Products specifications

Attribute name Attribute value
Main
Device short name LRE
Range Easy TeSys
Product or component type differential thermal overload relay
Relay application motor protection
Phase failure sensitivity tripping current 130 % of Ir on two phase, the last one at 0 conforming to IEC 60947-4-1
Range of product Easy TeSys Protect
Complementary
Temperature compensation -20-60 °C
Product compatibility LC1E200...630
Depth 134 mm
Width 180 mm
Control type push-button green reset: , push-button red stop:
Mounting support plate, under contactor
Tightening torque signalling circuit: 1.7 N.m - on screw clamp terminals, power circuit: 35 N.m - on lugs M10, power circuit: 35 N.m - on bars M10
Tripping threshold 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
[Ui] rated insulation voltage 690 V conforming to IEC 60947-4-1
Local signalling trip indicator
Connections - terminals power circuit: bars - busbar cross section: 4 x 25 mm, power circuit: lugs, signalling circuit: screw clamp terminals 2 1-2.5 mm² - cable stiffness: solid without cable end, signalling circuit: screw clamp terminals 2 1-2.5 mm² - cable stiffness: flexible with cable end, signalling circuit: screw clamp terminals 2 1-2.5 mm² - cable stiffness: flexible without cable end
[Uimp] rated impulse withstand voltage 6 kV
Net weight 2.2 kg
Associated fuse rating 5 A gG for signalling circuit, 315 A aM for power circuit, 315 A gG for power circuit
Thermal overload class class 10A conforming to IEC 60947-4-1
Network type AC
Thermal protection adjustment range 174-279 A
[Ue] rated operational voltage <= 690 V AC
Connection pitch 48 mm
[Ith] conventional free air thermal current 5 A for signalling circuit
Auxiliary contact composition 1 NO + 1 NC
Height 134 mm
Mechanical robustness vibrations: 3 GN conforming to IEC 60068-2-6, shocks: 6 Gn for 11 ms conforming to IEC 60068-2-7
Signalling function relay trip indicator
Network frequency 50...60 Hz
Environment
Fire resistance 850 °C conforming to IEC 60068-2-1
Protective treatment TH conforming to IEC 60068
Ambient air temperature for storage -60-80 °C
IP degree of protection IP00 conforming to IEC 60529
Dielectric strength 6 kV at 50 Hz conforming to IEC 60255-5
Ambient air temperature for operation -20-70 °C with derating, -20-60 °C without derating conforming to IEC 60947-4-1
Electromagnetic compatibility surge withstand: 6 kV conforming to IEC 60801-5
Standards IEC 60947-5-1, IEC 60947-4-1
Product certifications EAC
Packing Units
Unit Type of Package 1 1
Number of Units in Package 1 1
Package 1 Height 16.5 cm
Package 1 Width 17.7 cm
Package 1 Length 27.0 cm
Package 1 Weight 2.673 kg
Unit Type of Package 2 2
Number of Units in Package 2 2
Package 2 Height 30.0 cm
Package 2 Width 30.0 cm
Package 2 Length 40.0 cm
Package 2 Weight 5.756 kg

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