- Home
- Equipment
Refine by
Blue Jay Environmental Equipment & Supplies
7 equipment items found
Manufactured by:Chongqing Blue Jay Technology Co.,Ltd  based inChongqing, CHINA
AFR arc flash protective relay is a costeffective solution that reduces arc-fault damage by detecting the light from an arc flash and rapidly tripping in low-voltage (LV) and medium-voltage (MV) electrical networks. three remote light sensors can be connected to one relay. It used to limits damages to equipment, improve safety, avoid and protect personnel injuries. It’s also can be used as a ...
Manufactured by:Chongqing Blue Jay Technology Co.,Ltd  based inChongqing, CHINA
ZJJ DC insulation monitoring relay monitorsthe insulation of the DC bus, and it sendsalarm signal when the bus-to-groundinsulation drops to a certain value,also it ispanel mounted type,and the relay has a high-sensitivity grounding resistance monitoringand display circuit, it is great significance forthe safe operation of the DC ...
Manufactured by:Chongqing Blue Jay Technology Co.,Ltd  based inChongqing, CHINA
AFR-3S Arc flash relays are mainly used to detect arc faults in electrical systems and protect equipment and personnel in electrical systems from arc faults. The arc flash protection relay can detect arcs by monitoring parameters such as current, voltage, and electric power, and quickly disconnect the power supply before an electrical fire occurs, thereby reducing the risk of fire. AFR-3S Arc ...
Manufactured by:Chongqing Blue Jay Technology Co.,Ltd  based inChongqing, CHINA
The TWSK Series transformer temperature controller is specifically designed for the container transformer stations. It accurately measures the oil temperature of the transformer and the environment temperature. Real-time control the cooling fans, heaters, alarms, and trip actions based on transformer winding temperature sensors and custom programming. when the oil temperature exceeds the ...
Manufactured by:Chongqing Blue Jay Technology Co.,Ltd  based inChongqing, CHINA
The ELR-4MD DC Earth Leakage Relay is an advanced protection device designed to enhance the safety and reliability of electrical systems. With a hall effect current sensor (HCT), it continuously monitors the residual current in the busbars or branches of the DC system. When the residual current exceeds the preset threshold, the relay promptly outputs an alarm signal, ensuring early detection of ...
Manufactured by:Chongqing Blue Jay Technology Co.,Ltd  based inChongqing, CHINA
PDG-1000 provide continuously monitors of partial discharge (PD) in equipment such as transformers, cables in switchgear and rotating machines etc. It analyzes RF emissions in the HF, VHF and lower UHF ranges by sensors outside the cabinet. HMI unit provides site display of TEV amplitude, ultrasonic amplitude, DO port can drive local alarms, Multi-level alarm notice site engineer. PDG-1000 also ...
Manufactured by:Chongqing Blue Jay Technology Co.,Ltd  based inChongqing, CHINA
AFR-4 arc flash detection relay is a versatile and independently operating device for bay-based protection. It supports 4-channel arc signal detection and can configure multiple arc tripping modes, ensuring accurate and fast fault isolation. With a fast relay output speed up to 5ms, AFR-4 can minimize or completely eliminate arc flash damage, improving system safety and reliability. It can be ...