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Overcurrent relay

Overcurrent relay in a circuit connected to a motor, etc., damage may occur due to overcurrent during operation,it is a device that blocks overcurrent.

DL-10 Series current relays

DL-10 Series current relays

Dl-10 series current relays, which are electromagnetic transient over-current relays, are widely used as over-current starting elements in the circuit of secondary circuit relay protection devices in power systems

DL-20 Series current relays

DL-20 Series current relays

DL-20C series current relays (hereinafter referred to as relays) are used as starting elements in relay protection lines for overloads and short circuits of generators, transformers and transmission lines.

DL-30 Series current relays

DL-30 Series current relays

DL-30 series current relays, used as starting elements in overload and short circuit protection lines for motors, transformers and transmission lines.

GL-10 GL-20 Series over-current relays

GL-10 GL-20 Series over-current relays

GL-10,GL-20 series inverse time over current relays (hereinafter referred to as relays) have inverse time limit characteristics and are used in relay protection circuits of main equipment such as motors, transformers and tran...

JGL series two phase reverse time overcurrent relay

JGL series two phase reverse time overcurrent relay

The relay is used for over-load and short-circuit protection of motor, transformer, transmission and distribution line, static multi-function relay with over-current, time-integrated AC operation or DC operation.

JL10 Series IC current relay

JL10 Series IC current relay

JL10 series IC current relay is static type  AC current relay. Used in relay protection devices for generators, transformers and transmission lines, as a starting element for AC return load or short circuit in power systems, ...

JL12 Overcurrent delay relay

JL12 Overcurrent delay relay

Relays apply to the following environments (1) Not exceeding 4000 metres above sea level  (2) The temperature of the surrounding medium is not higher than 40 ℃ and not lower than -30 ℃.  (3) The relative humidity of the air i...

JL15 Series AC / DC current relay

JL15 Series AC/DC current relay

Jl15 series AC / DC relay (hereinafter referred to as relay) is a kind of electromagnetic relay with instantaneous current action, which is used as over current protection element in the primary circuit of AC 380V 50Hz and be...

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