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Square D LR2D3557 600 Volt 50 Amp 3-Pole Bi-Metallic Screw Clamp Terminal Thermal Overload Relay

Manufacturer: Square-D / Schneider | Catalog # LR2D3557 | Cooper Electric Part # 194985

$171.61/ea
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LR2D3357 is a TeSys LRD thermal overload relay from Schneider Electric to be used with a TeSys D contactor. It protects motors 22kW@400V thanks to a thermal range 37-50A, a tripping class 20 and phase unbalance protection. LR2D3357 is a TeSys LRD thermal overload relay from Schneider Electric for direct mounting on TeSys D contactors. With a thermal setting range 37-50A, a tripping class 20 and phase unbalance detection, it protects motors 22kW@400V. It provides manual test & reset buttons, 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). Thermal overload protection relay, bimetallic type, with phase unbalance protection (differential). Direct mounting on the bottom terminals of a Tesys contactor LC1D80 and D95 to form a compact starter. Light and compact, 70mm wide. Temperature compensated for a good accuracy of the protection. Manual control with test & reset buttons, manual / automatic reset selector. Trip signaling with 1NO+1NC auxiliary contacts and trip flag indicator. Can be completed with terminal blocks for separate mounting (LAD7B, LAD96) and remote control devices (LAD703, LA7D03).

Technical Information

Applications
LC1D80;LC1D95;Motor protection
Contact Configuration
1 NO + 1 NC
Control Type
Red push-button stop;Blue push-button reset
Dielectric Strength
50 Hz
Net Weight
0.535 kg
Number of Poles
3 Pole
Operating Cycles
<=400HZ
Operating Temperature
-20C TO 60C
Reset Type
MANUAL
Size
4.76 in
Standard
CSA C22.2 No 60947-4-1,CSA C22.2 No 60947-5-1,EN/IEC 60947-4-1,EN/IEC 60947-5-1,UL 60947-4-1,UL 60947-5-1
Storage Temperature
-60-70 degrees C
Trip Type
THERMAL - AMBIENT COMPENSATED BI-METALLIC/DIFFERENTIAL CLASS 20 WITH SINGLE PHASE SENS.
Type
Differential thermal overload relay
Voltage
1000 Volt

Manufacturer Information

Brand
Schneider Electric
Sub Brand
LR2D;TeSys LRD;TeSys Deca

General Product Info

12-Digit UPC
389110229106
GTiN
03389110229103
Product UPC
78590125849
Weight
0.535 kg

Dimensions

Depth
121 mm
Height
100 mm
Warranty Length
18 mth
Width
75 mm

Certifications and Compliance

CA Prop65 Warning
WARNING: This product can expose you to chemicals including: Antimony oxide & Antimony trioxide, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov
Certifications
CSA,DNV-GL,EAC,IEC,LROS (Lloyds Register Of Shipping),UKCA,UL
Country of Origin
France
Prop 65
  • WARNING: This product can expose you to chemicals including: Antimony oxide & Antimony trioxide, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov
Compatible Products
  • LA7D3064
  • LA7D03F
  • LA7D03M
  • LA7D305
  • LA7D902
  • XB5AL84101
  • XB5AA86102
Cross Sell Products
  • LC1D80M7
  • LC1D80P7
  • LC1D80F7
  • GV3L50



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