Transformer Protection Relay

WISCOM protection relay , WDZ-430EX motor integrated protection and measure device Wdz-400 series includes the following models: wdz-410 line integrated Protection measurement and control device wdz-430 motor integrated protection measurement and control device wdz-431 motor differential protection device wdz-440 low voltage transformer integrated protection measurement and control device WDZ-5200 series devices are applicable to the comprehensive protection, measurement and

WISCOM protection relay , WDZ-430EX motor integrated protection and measure device Wdz-400 series includes the following models: wdz-410 line integrated Protection measurement and control device wdz-430 motor integrated protection measurement and control device wdz-431 motor differential protection device wdz-440 low voltage transformer integrated protection measurement and control device Wdz-440ex microcomputer protection function configuration is as follows: 1. Overcurrent

Transformer Protection Relay , SID - 2CM Automatic Quasi - Synchronizing Device Main function : 1 There are twelve channels to be used for 1-12 units power generator or power lines paralleling in a device, type and attribute of paralleling can be distinguished. 2 Setting parameters: breaker time; Allowable voltage differential; over voltage protecting value; Allowable frequency difference value; frequency control coefficient; voltage control coefficient; Allowable power angle

Reliable and safe DGT 801B DIGITAL GENERATOR - Transformer Protection Relay 800 MW The DGT 801A, DGT 801B, DGT 801C, DGT 801D, DGT 801E, and DGT 801F Protections are the DGT 801 series products. They are based on a common hardware and software platform except the number of the hardware sources and the sizes of their respective display panels on the cabinets. The details can be found in Table 1.1. They all adopt the design of duplicate power supplies and dual-CPU systems with

GHS-9001 gas-purity equipment apply to the gas purity transmission and measurements of hydrogen-cooled turbine generator , real-time gas purity measurement in various condition , with pressure and temperature compensation, to overcome the low traditional analog gas purity measurement accuracy and drift of the point defects, the equipment also provides output signals andrelay contact output, in order to achieve remote measurement and alarm.

UNITROL 1000 Automatic excitation regulator 250 V AC / DC generator voltage - Enter power circuit 0…250 V AC/DC - Output power circuit 15 ADC , strong 30 ADC 10 sec - Tracking system voltage - 4-way digital input / 4-way configurable digital input / output - 3-way configurable analog input / 2-way analog output - RS 485 for the dual-channel link - RS 232 for a PC connection (with debugging software) - AVR using PID algorithm (constant voltage regulator) - Soft features from

GFDS-9001E Exciter grounding Detector measure excitation current, voltage Used to measure the excitation current and excitation voltage of Brushless excitation turbine generator, at the same time, shows current and voltage of generators, frequency, power factor, active power, reactive power, rotor hydrogen temperature and rotor winding temperature.

GFDS-9001G Excitation winding insulation monitoring devices show voltage of generators Used to measure the excitation current and excitation voltage of Brushless excitation turbine generator, at the same time, shows current and voltage of generators, frequency, power factor, active power, reactive power, rotor hydrogen temperature and rotor winding temperature.

GES-9001 Exciting estimates device for current and voltage, rotor hydrogen temperature Used to measure the excitation current and excitation voltage of Brushless excitation turbine generator, at the same time, shows current and voltage of generators, frequency, power factor, active power, reactive power, rotor hydrogen temperature and rotor winding temperature.

GEDS series of rectifier eliminate magnetic devices AC, DC busbar Silicon diode is neither parallel nor series, no-pressure problems and reduce Rectifier loss. - Self-developed the online air gap adjustable reactor so that the inter-flow coefficient is above 0.95 (0.85 GB request). - Rectifier devices and eliminate magnetic devices integration design, compact. - A unique two-piece by a master fan with a backup fan and automatically switch throttle design, dual power supply,

OCL-371 3-Phase VFD Output Reactor The OCL-371 3-Phase VFD Output Reactor is a high-performance component designed to optimize VFD system reliability and efficiency. This industrial-grade reactor reduces motor noise and shields inverters from harmful harmonic distortions, extending equipment service life and ensuring stable operation in demanding industrial environments. Key Benefits Reduces motor noise by filtering high-frequency harmonics in output current Protects

HY96 2500A 13.2V heavy-duty output reactor with pure copper foil winding for superior VFD harmonic filtering. Ensures motor protection, reduces energy loss, and handles continuous high-current operation in demanding industrial applications.

HH-02105 combines braking resistor & frequency-sensitive rheostat for VFD inverters. Ensures smooth motor startup, rapid braking, and overvoltage protection. Features ±0.5% deviation, 2240W rated power, and rugged aluminum housing for harsh industrial environments.

OCL-365 315KW 650A AC Input Reactor protects VFDs from harmonics, voltage spikes, and inrush current. Features 450V working voltage, 3000V insulation, and robust construction for industrial reliability. Ensures IEEE 519 compliance and extends equipment lifespan.

BPQ-306 single-phase excitation reactor offers stepless inductance adjustment for stable voltage & reduced power losses. Features compact design, low harmonics, and compliance with international standards for reliable performance in harsh industrial environments.

OCL-421 280KW AC Line Reactor protects VFD systems from harmonics & voltage spikes. Features 600A rating, F-class insulation, low noise (≤80dB), and meets GB standards. Enhances motor life and system stability.

PMBZQ-142 BP4-50013 frequency sensitive rheostat enables smooth motor startup with adaptive impedance control. Limits inrush current, enhances torque, and ensures stable operation. Rated 2240W, 2200V insulation. Ideal for harsh industrial environments with no manual adjustment required.

DR-082 CKSJ-2.1/0.48 7% Series Reactor for capacitor bank PFC systems. Suppresses 5th/7th harmonics, prevents resonance, protects capacitors, and extends equipment life. Compact dry-type design with excellent thermal stability (coil ≤95K) for 400V-750V industrial applications.

BP1-416 frequency sensitive rheostat ensures smooth 3-phase AC motor starting by automatically limiting current. Features robust steel/copper construction, open design for heat dissipation, and handles motors from 2.2KW to 2240KW.

DC Reactor Model DC-010: 50A 8.8V single-phase smoothing choke for stable DC power. Reduces current ripples, protects equipment, and improves power factor. Compact, durable construction with VPI insulation for harsh environments.