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Protection Relays
18,725
products found
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Electric Digital Overcurrent Overvoltage Phase Failure Thermal Overload 3 Phase Motor
Protection
Relay
US$ 100-180
/ Piece
1 Piece
(Min. Order)
Start Order
Chongqing Blue Jay Technology Co., Ltd
Video
Acrel Ard3m Low Voltage Three-Phase Motor Control
Protection
Relay
with Profinet Modbus-TCP
US$ 215.4-646.2
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Acrel Microgrid Institute Co., Ltd
Video
Economical
Relay
Protection
Test Set with 3-Phase Current and 4-Phase Voltage Output
US$ 1800-2500
/ Piece
1 Piece
(Min. Order)
Start Order
Haomai Electric Power Automation Co., Ltd.
Busbar Feeder
Protection
Relay
Arc Flash
Relay
for Voltage and Medium-Voltage Switchgear
US$ 1000-3500
/ Piece
1 Piece
(Min. Order)
Start Order
Chongqing Blue Jay Technology Co., Ltd
Aoasis Afkm-05f 380VAC 50/60Hz Three Phase Electronic Voltage
Protection
Relay
US$ 7-7.46
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
Motor Protector Low-Voltage a. C Motor Controller Overload
Protection
Relay
US$ 80-150
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Sfere Electric Co., Ltd.
Video
230V Over and Under Voltage Current Protector
Relay
Protection
80A Three Phase
US$ 2-5
/ Piece
100 Pieces
(Min. Order)
Start Order
Zhejiang Zhiyi Electric Co., Ltd.
Aoasis Adgk-01 Electronic Voltage
Protection
Relay
Fixed Phase Asymmetry Over&Under Digital Protective
Relay
US$ 6.7-14
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
Acrel Am5SE-F
Protection
Relay
for 35kv and Under Network
Protection
Relay
US$ 777
/ Piece
1 Piece
(Min. Order)
Start Order
ACREL CO., LTD.
Aoasis Afkm-05f Phase Failure
Protection
Relay
0.2s-10s 140V AC Phase Monitoring
Relay
US$ 4.99-7
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
ANSI49 Thermal Overload
Protection
Relays
for 35kv High Voltage Motor
Protection
US$ 777
/ Piece
1 Piece
(Min. Order)
Start Order
Acrel E-Business (Shanghai) Co., Ltd.
Video
Aoasis Afkv-24f Phase Failure
Protection
Relay
3 Phase 380VAC
Protection
Relay
Price
US$ 4.8-5.1
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
Sontuoec Lr2-Ds Series Thermal Overload
Relay
Protection
Relay
for LC1-D
US$ 2.35-2.45
/ Piece
1000 Pieces
(Min. Order)
Start Order
Wenzhou Santuo Electrical Co., Ltd.
Factory Price 2kVA, 3kVA AC 220V Power Supply Voltage
Protection
Stabilizer Automatic
Relay
Type
US$ 7-60
/ Piece
100 Pieces
(Min. Order)
Start Order
Wenzhou Songyan International Trade Co., Ltd.
Aoasis Smrd-50ep 5-50A Electronic Overload Over Current
Protection
Relay
Equipped with Contactor
US$ 5.2-5.5
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
250V High Voltage
Protection
Magnetic Latching
Relay
US$ 2-4
/ Piece
200 Pieces
(Min. Order)
Start Order
Zhe Jiang Yue Ding Corrugated Tube Co., Ltd.
Aoasis Afkd-01/01f
Protection
Relay
Fixed Phase Asymmetry Over Under Digital Protective
Relay
US$ 11.5-13
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Intelligent 2-Channel Low Voltage Digital Overload Ground Fault
Protection
Motor Protective
Relay
with RS485
US$ 60-150
/ Piece
1 Piece
(Min. Order)
Start Order
Chongqing Blue Jay Technology Co., Ltd
Video
Motor Control Center Mcc Replace Automotive Overload Control
Relay
US$ 80-150
/ Piece
1 Piece
(Min. Order)
Start Order
Jiangsu Sfere Electric Co., Ltd.
High Quality Oasis Afkv-03 220/380VAC 50/60Hz IP20 DIN-Rail Mounting Phase
Protection
Relay
US$ 4.3-7.5
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Agk-03
Relays
Manufacturer Under Voltage
Protection
Voltage Control
Relay
US$ 4.8-7.5
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Aoasis Agk-04 Electronic Voltage
Relay
0.1-10s IP20 380V AC Motor Control
Protection
Relay
US$ 12.4-13.2
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
Video
Factory Price 1~1.6A 1.25~2A Overload 3 Phase
Protection
Magnetic Latching Contactor Thermal
Relay
US$ 2.46-2.53
/ Piece
100 Pieces
(Min. Order)
Start Order
Changcheng Electrical Group Zhejiang Technology Co., Ltd.
Aoasis Afkv-03 Phase
Protection
Relay
IP20 380V AC 0.2s Fixed
Relay
Supplier
US$ 4.99-7
/ Piece
1 Piece
(Min. Order)
Start Order
Zhejiang Zhongao Electric Co., Ltd.
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