Showing all 8 results

LRD07 LRD10 LRD12 LRD14 LRD21 LRD32 LRD33 LRD3353 LRD3363 LRD43 LRD Thermal Overload Relay

Size:Miniature
Brand Name:Newtrend or OEM
Theory:Thermal Relay
Place of Origin:China
application:PROTECTIVE
Model Number:LRD
Contact Load:High Power
Protect Feature:Sealed

LR2D LR2D13 LR2D23 LR2D33 LR2D1308 LR2D1316 LR2D1321 LR2D2353 LR2D2355 LR2D3355 LR2D3359 LR2D3361 Thermal Overload Relay

Size:Subminiature
Brand Name:Newtrend
Theory:Thermal Relay
Place of Origin:China
application:PROTECTIVE
Model Number:LR2D
Contact Load:High Power
Protect Feature:Epoxy

LR9F5357 LR9F5363 LR9F5367 LR9F5369 LR9F5371 LR9F7375 LR9F7379 LR9F7381 Class 10 LR9F Electronic Thermal Overload Relay

Brand Name:Newtrend
Theory:Thermal Relay
Place of Origin:China
application:PROTECTIVE
Model Number:LR9F
Contact Load:High Power
Protect Feature:Epoxy

3RU1116 3RU1126 3RU1136 3RU1146 up to 100A overload and phase failure protection 3RU Thermal Overload Relay for 3RT Contactors

Size:Miniature
Brand Name:NewTrend or OEM
Theory:Thermal Relay
Place of Origin:China
application:PROTECTIVE
Model Number:3RU
Contact Load:High Power
Protect Feature:Sealed

LR2K LR7K LR2K0310 2.6-3.7A LR2K0312 3.7-5.5A LR2K0314 5.5-8A LR2K16 8-11.5A LR2K21 10-14A LR2K22 12-16A Thermal Overload Relay

Size:Miniature
Brand Name:Newtrend or OEM
Theory:Thermal Relay
Place of Origin:China
application:PROTECTIVE
Model Number:LR2K
Contact Load:High Power
Protect Feature:Sealed

PG OPR-SS3 OPR-SS3-06 0.5-6.5A OPR-SS3-30 3-30A OPR-SS3-60 5-60A OPR-SS3-120 10-120A Motor Protection Electronic OverLoad Relay

Size:Miniature
Brand Name:Newtrend or OEM brand
Theory:Electronic
Place of Origin:China
application:PROTECTIVE
Model Number:PGOPR SS, SS3
Contact Load:High Power
Protect Feature:Sealed
Protection:Overcurrent, Underrcurrent, Overvoltage, Undervoltage, Ground Fault
Current:0.5A~120A

NewTrend made EOCR-3DE EOCR-3EZ Electronic Over Current Relay 0.5-60A 220V EOCR AC Digital Overcurrent Relay

Pins:18P
Max. switching current:20A
Contact Load:High Power
Protect Feature:Other
Power Source:ac
Rated Current:Other
Size:Miniature
Brand Name:Newtrend or OEM brand
Theory:Other
Contact Form:2NO
Place of Origin:China
application:Other
Model Number:EOCR-3DE/3EZ
Terminal Shape:Screw Terminal
Contact Material:Silver Alloy

PGOPR-SSD Digital Electronic Over Current Relay

Brand Name:Newtrend or OEM brand
Place of Origin:China
Model Number:PGOPR-SSD

Overload Relay Guide for Motor Protection Systems

Overload relays are used together with contactors to protect motors from overcurrent conditions caused by overload, phase loss or abnormal operating conditions. Correct selection helps improve motor reliability and reduce downtime in industrial control systems.

Selection Tips

  • Match the relay setting range to the actual motor full-load current.
  • Check compatibility with the contactor and mounting arrangement.
  • Confirm the relay type according to the motor control system design.

Why Buyers Choose This Category

  • Clear specifications for project matching
  • Suitable for wholesale, OEM and export supply
  • Improves content depth for search and buyer decisions
Frequently Asked Questions
Q: What does an overload relay protect against?A: It helps protect motors from overload current, phase loss and related abnormal conditions that may damage the motor over time.
Q: How do I choose the correct overload relay range?A: The relay adjustment range should match the motor operating current and application requirement as closely as possible.