protection relays basics

Brand Name:HNMC

Model Number:MC3000D

Place of Origin:China

Relay Testing System MC3000D is a compact basic test system for three-phase secondary testing. It’s capable to do all protection relay tests, such as simple overcurrent relays and end-to-end test. All current and voltage outputs can be individually adjusted with respect to amplitude, phase angle and frequency via PC controlled relay...

Brand Name:KIGNSINE

Model Number:KF900A

Place of Origin:China

Basic Functions ● The smallest digital relay tester, 10.4 inch high-definition capacitive LCD screen, the whole machine full touch screen operation; ● Universal protection relay test function, With fully function of Manual test,state sequencer , Harmonic , recloser test , Line differential, Distance,Mutation distance,Overcurrent,Zero sequencer,Ramping,Power direction, Differential rate, Differential Harmonic, Overexcitation protection...

Brand Name:GFUVE

Model Number:TEST-330-5U3I

Place of Origin:BEIJING CHINA

...relay protection tester For distance fault protection GFUVE ELECTRONICS is one of the leading relay protection tester manufacturers China, welcome to import cheap and discount relay protection tester from us. Protective Relay Test Sets Switchgear, or relay testers, are ideal for testing Single, 3, 4 and 6 Phase protection relay...

Brand Name:HAOMAI

Model Number:RELAYSTAR-1600

Place of Origin:China

...Protection Relay Test Set Model: RELAYSTAR-1600 The Six-Phase Protection Relay Test Set RELAYSTAR-1600 is multifunctional test set with 6 current output channels and 6 voltage output channels, which has is intended primarily for secondary testing of protection relays. Virtually all types of protection relays can be tested, such as electromechanical, solid-state and microprocessor-based protection relays...

Brand Name:KRIPAL

Model Number:KCR151

Place of Origin:China

...the current through the relay coil. Higher current will cause a faster operation of the relay. The minimum relay operation current (pick-up current) is also adjustable. The most commonly used overcurrent relay has both the instantaneous response for very

Place of Origin:China

Brand Name:OEM

...-based relay designed for the protection of two-winding or three-winding power transformers with maximum three CT inputs. It also can be used to protect reactors or applied as an stub differential protection. The restraint current differential protection,

Brand Name:GINRI

Model Number:WDB-1FMT

Place of Origin:CHINA

Pumps Under Current Protection Relay With Fault Recording 50/60 Hz WDB-1FMT First, the basic principles of selection Today, there are no uniform standards for motor protection products on the market, and the model specifications are varied. Manufacturers...

Brand Name:WDLYCH

Model Number:DB-A

Place of Origin:Wuhan, Hubei, China Mainland

...generator's protection switch, have shortage of expensive cost, big volume, heavy and difficult to adjust, etc. WD-DB-A is a multi-functional protection equipment for marine, widely used in kinds of type/power generator group, only need input generator's

Brand Name:RELIANCE

Model Number:IC31161G02

Place of Origin:America

... conditions, ensuring that your machines and equipment are well-protected. The SIRIUS Safety Relay Basic Unit Advanced Series With Time Delay 0.05-3 S Relay Enabling Circuits 2 NO Instantaneous 2 NO Delayed Us = 24 V DC Spring-type Terminal (push-in)

Brand Name:XZH TEST

Model Number:XHJB666

Place of Origin:Xi'an, Shaanxi, China

... relay protection tester fully realized by modern advanced microelectronic technology. Features 1. Output up to 6-phase voltage 6-phase current, which can be combined to realize ...

Categories:Medium Voltage Protection Relay

Country/Region:china

AM5 Series Protection Relay ● A complete set of protection, related to the application; ● 8 current input, 4 voltage input, 16 DI, 10 DO; ● Auxiliary power supply adapts with AC220V, DC220V, ...

Brand Name:Huaying

Model Number:Huaying Series

Place of Origin:Wuhan Hubei China

...Relay System Tester Introduction HYJB-PC is applied to test the relay unit in relay protection system. At the same time HYJB-PC could be considered as a universal three phase AC/DC voltage source or current source. 2. Features 1) AC current and voltage based protection relay unit test 2) DC current and voltage based protection relay unit test 3) Frequency protection relay unit test 4) Harmonic protection relay

Brand Name:YOKG

Model Number:LR2-D13

Place of Origin:China

... current 0.1-93A for protecting the phase break when the electric motor is overload. The relay has different mechanism and temperature compensation & can be pluged in HC-D series AC contactor. It is the most advanced thermal relay in the nineties in the

Brand Name:SONTUOEC, WZSTEC

Model Number:TR2-N

Place of Origin:China

...Protection Relay , TR2-N23 Thermal Overcurrent Relay Application This series of thermal relay can be used in the circuit of 50Hz or 60Hz ,rated insulation voltage 660v,rated current 0.1-93A for protecting the phase break when the electric motor is overload. The relay...

Brand Name:Chint

Model Number:NJB1-X, NJB1-X1

Place of Origin:China

... to provide overvoltage, undervoltage and phase failure protection in three-phase AC circuits and phase sequence protection in irreversible transmission devices and features reliable performance, wide application and convenient use. The protector starts to

Brand Name:RISING

Model Number:RS702

Place of Origin:China

... relay protection tester realized by widely listening to the suggestions of users, summarizing the strengths and weaknesses of current domestic similar products and fully using ...

Place of Origin:China

Brand Name:Kampa

Model Number:3RU1136

... up to 660V,current up to 630A.used as protecting AC three-phase motor against ovrtload and phase losing. It has functions of phase-losing protecting temperature campe,trip indication,it can passively and automatically get back. The altituelede should be

Brand Name:Fanke High-Voltage

Model Number:JBY-II

Place of Origin:China

Protection Relay Test Set , Single Channel Relay Protector Tester , One AC Source & One DC Source I. Product description JBY-II Single Channel Relay Protector Tester is one portable tester with built-in one AC current /voltage source and one DC current/voltage source, it can test current relays, voltage relays, coincidence relay, intermediate relay, and differential relay...