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Total 4119 products for numerical relay protection Manufacture & Suppliers

Phase Loss Protection 3 Phase Sequence Relay , Voltage Protective Relay

Phase Monitoring Relay Phase Loss Sequence Relay Voltage Protective Relay ♦ Features -- Compact modular size -- Three-phase monitoring of phase reversal, phase failure -- Powered by the measuring circuit -- 2 C...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

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Multipurpose 1000VA Protection Relay Tester , Microprocessor Relay Test Set

... 6-phase current(6x0…40A) and 6-phase voltage (6x0…150V) for testing electro-mechanical, solid-state and microprocessor-based protective relays. The new higher powered voltage-current amplifiers are adopted ...

HAOMAI ELECTRIC TEST EQUIPMENT CO.,LTD
China

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Sensitive 5A Earth Fault Protection Relay for Earth Leakage Protection

...Protection Relay for Earth Leakage Protection A relay used in the power system to detect neutral or ground faults measure the vector difference of the three phase power, or measure the neutral current direct...

Zhejiang KRIPAL Electric Co., Ltd.
Zhejiang,China

Active Member

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Electronic Pumps Three Phase Protection Relay 5 LEDs For Status Indication

...Protection Relay 5 LEDs For Status Indication Phase sequence protector is a multi-function three-phase power system or three-phase power equipment monitoring and protection equipment. The phase sequence prot...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Active Member

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Electronic Pumps Three Phase Protection Relay 5 LEDs For Status Indication

...Protection Relay 5 LEDs For Status Indication Phase sequence protector is a multi-function three-phase power system or three-phase power equipment monitoring and protection equipment. The phase sequence prot...

Wenzhou Ginri Power Automation Co., Ltd.
Zhejiang,China

Verified Supplier

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Sensitive 5A Earth Fault Protection Relay for Earth Leakage Protection

...Protection Relay for Earth Leakage Protection A relay used in the power system to detect neutral or ground faults measure the vector difference of the three phase power, or measure the neutral current direct...

Zhejiang KRIPAL Electric Co., Ltd.
Zhejiang,China

Verified Supplier

Add to cart
Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

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4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

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In Built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

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0.5 class in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

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high accuracy in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

Add to cart
Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

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4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

Add to cart
In Built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

Add to cart
0.5 class in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

Add to cart
high accuracy in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

...Protection Relay Test Equipment With Fault Playback Main Test of 4 Phase voltage & 3 Phase current output, 1.AC TEST 2.DC TEST 3.Harmonic Superposition Test 4.High-Low Frequency Test 5.Power Direction & Impe...

Zhengzhou Great Electric Co.,Ltd.
Henan,China

Site Member

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Bimetallic Overload Relay

...relay 9A,12A, 18A, 22A for motor protection Thermal overload relays are protective devices. They are designed to cut power if the motor draws too much current for an extended period of time. To accomplish th...

Zhejiang KRIPAL Electric Co., Ltd.
Zhejiang,China

Active Member

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BaoCheng Relay Safety Protection Magnetic Latching Relay NBC9-A-2 Remote Control

...Relay Safety Protection Magnetic Latching Relay NBC9-A-2 Remote Control Magnetic Latching Relay Features: 1. Environmental, power saving 2. 1.5W or 3W coil power for option 3. NO or NC can be switched by han...

Shenzhen Ketai Electronic Technology Co., Ltd.
China

Active Member

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BaoCheng Relay Safety Protection Magnetic Latching Relay NB90-12S-S-A Long Life

...Relay Safety Protection Magnetic Latching Relay NB90-12S-S-A Long Life Magnetic Latching Relay Features: 1. Environmental, power saving 2. 1.5W or 3W coil power for option 3. NO or NC can be switched by hand...

Shenzhen Ketai Electronic Technology Co., Ltd.
China

Active Member

Add to cart
BaoCheng Relay Safety Protection Magnetic Latching Relay NBC9-A-2 Remote Control

...Relay Safety Protection Magnetic Latching Relay NBC9-A-2 Remote Control Magnetic Latching Relay Features: 1. Environmental, power saving 2. 1.5W or 3W coil power for option 3. NO or NC can be switched by han...

Shenzhen Ketai Electronic Technology Co., Ltd.
China

Verified Supplier

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Numerical Relay Protection

Total 4119 products for numerical relay protection Manufacture & Suppliers

Phase Loss Protection 3 Phase Sequence Relay , Voltage Protective Relay

Multipurpose 1000VA Protection Relay Tester , Microprocessor Relay Test Set

Sensitive 5A Earth Fault Protection Relay for Earth Leakage Protection

Electronic Pumps Three Phase Protection Relay 5 LEDs For Status Indication

Electronic Pumps Three Phase Protection Relay 5 LEDs For Status Indication

Sensitive 5A Earth Fault Protection Relay for Earth Leakage Protection

Four Phase Three Phase Protection Relay Test Equipment LCD Display

4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

In Built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

0.5 class in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

high accuracy in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

Four Phase Three Phase Protection Relay Test Equipment LCD Display

4 Phase Voltage & 3 Phase Current Protection Relay Test Equipment With Fault Playback

In Built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

0.5 class in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

high accuracy in-built PC Four Phase Three Phase Protection Relay Test Equipment LCD Display

Bimetallic Overload Relay

BaoCheng Relay Safety Protection Magnetic Latching Relay NBC9-A-2 Remote Control

BaoCheng Relay Safety Protection Magnetic Latching Relay NB90-12S-S-A Long Life

BaoCheng Relay Safety Protection Magnetic Latching Relay NBC9-A-2 Remote Control