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Schneider Electric LRE488 Easy TeSys Protect Differential 321-513 A Class 10A Thermal Overload Relay

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Schneider Electric LRE488 Easy TeSys Protect differential thermal overload relay - 321-513 A
Schneider Electric LRE488 Easy TeSys Protect differential thermal overload relay - 321-513 A

Schneider Electric LRE488 Easy TeSys Protect Differential 321-513 A Class 10A Thermal Overload Relay

Brand: Schneider Electric
Reference No: LRE488
Catalog No: LRE488
Series: Easy TeSys Protect
Tariff Code (HS): 853649
Rated Current: 513 A
Rated Voltage: 690 V AC
Stock: 0
Delivery time: 30 business day(s)
Shipping Origin: Türkiye EXW
$413.28

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  • Description

The Schneider Electric LRE488 is an Easy TeSys Protect differential thermal overload relay with a 321-513 A class 10A thermal setting range, direct-mounted on LC1E400...630 contactors to protect 200-250 kW motors at 400 V against overload and phase loss.

Technical Specifications

Reference LRE488
Brand Schneider Electric
Range Easy TeSys Protect
Device short name LRE
Relay application Motor protection
Product or component type Differential thermal overload relay
Product compatibility LC1E400...630
Thermal protection adjustment range (Ir) 321-513 A
Thermal overload class Class 10A
Tripping threshold 1.14 +/- 0.06 x Ir
Phase failure sensitivity Trips at 130% of Ir on two phases, the third at 0
Auxiliary contact composition 1 NO + 1 NC
[Ith] conventional free air thermal current (signalling) 5 A
[Ue] rated operational voltage <= 690 V AC
[Ui] rated insulation voltage 690 V
[Uimp] rated impulse withstand voltage 6 kV
Motor protection (400 V AC) 200-250 kW
Mounting support Under contactor, or plate
Dimensions (H x W x D) 140 x 242 x 148 mm
Net weight 3.2 kg
IP degree of protection IP20
Ambient air temperature for operation -20...60 °C (without derating)
Dielectric strength 6 kV at 50 Hz

Certifications & Standards

  • CB Scheme
  • CCC
  • CE
  • EAC
  • EN/IEC 60947-1
  • EN/IEC 60947-4-1
  • EN/IEC 60947-5-1
  • GB/T 14048.1
  • GB/T 14048.4
  • GB/T 14048.5
  • EN/IEC 60335-1
  • EN/IEC 60335-2-40

Selection Notes

This is the largest setting range covered here, matched to LC1E400...630 contactors for 200-250 kW motors; it connects to the power circuit by lugs or 5 x 30 mm busbars rather than the screw clamp terminals used on the smaller LRE322/LRE35.

Technical Details

Short Description
Easy TeSys Protect differential thermal overload relay, 321-513 A, class 10A, for LC1E400...630
Rated Current (Ampere)
513 A
Rated Voltage (VAC)
690 V AC
Mounting Type
Under contactor, or plate
Protection Type
IP20
Catalog No
LRE488
Delivery Date (Days)
30 days
Model Number
Easy TeSys Protect (LRE)
Tariff Code
853649

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