Industrial Manuals

DS-110, 120 series time relay adopts DJ-100 series voltage relay shell, used in various protection and automatic control circuits, making the action of controlled elements get adjustable delay.

DL-10 series current relay is used for overload and short circuit protection line of motor, transformer and transmission line, as a starting element of electromagnetic, instantaneous action relay.

DL-20C series current relay is a magnetic instantaneous overcurrent relay, which is used for overload and short circuit protection of motors, transformers and transmission lines.

This document is the instruction manual for DL-30 series current relay. It introduces its scope of application, type and meaning, main parameters and technical performance, structure characteristics, external appearance and installation size.

DY-30 series voltage relay is used in relay protection line as overvoltage protection or low voltage locking starting element, it has the characteristics of plug-in structure, and the inner conductive plate is Ω-shaped spring plate to ensure contact, the relay body can be inserted or pulled out of the relay shell, so as to facilitate use and maintenance.

DX-11 type signal relay is used in DC operation protection line as action indicator.

This document introduces the application scope, models and meanings, main parameters and technical performance, structural principles, and appearance and installation dimensions of the DX-30 series signal relays. This series of signal relays are suitable for use in DC-operated protective circuits as action indicators, with features such as voltage or current operation, jump board signal, mechanical hold, and hand reset.

SS-94 type time relay is used in the secondary circuit of power system relay protection and automatic control. It can be used as a delay element to make the controlled element achieve the required delay to realize the selective combination of protection and ensure the safe and reliable operation of the system.

JT3 series DC electromagnetic relay is used in electric traction line as time (break delay), undervoltage and intermediate relay.

NDK(BK) series control transformer is based on the domestic BK series control transformer, using advanced technology and rigorous design, and selecting foreign advanced methods of wiring terminals, with good performance, reliable operation, low energy consumption, small size, safe wiring, wide applicability and other characteristics, under rated load can work for a long time, is an ideal transformer power source.

NDKG、NDKR、NDKS series control transformers are suitable for 50Hz/60Hz AC circuits, used as control power supply for general electrical appliances in machine tools and mechanical equipment, local lighting and indicator lamp power supply.

The TDR series power transformer is suitable for products with working voltage not higher than 500V and power frequency of 50/60Hz. It is widely used in CNC machine tools, office automation equipment, audio-visual and sound equipment as power supply.

BKC series control transformer is suitable for 50Hz/60Hz AC circuit as control power supply, local lighting and indicator lamp power supply for machine tools and mechanical equipment (especially textile equipment).

This document describes the features and characteristics of JMB, BJZ, DG series lighting transformers, which are suitable for AC circuits with a frequency of 50Hz/60Hz and serve as local lighting power sources for machine tools and other equipment.

T GC2, T GC2J type contact voltage regulator is a dry self-cooled self-coupling contact voltage regulator, which can be widely used in metallurgy, chemical industry, instruments and meters, machinery manufacturing, light industry manufacturing, scientific experiments and other places to achieve voltage regulation, temperature control, light regulation, and power control.