Amorphous Alloy Transformer (AAT) is an energy-efficient transformer that uses an amorphous metal core instead of conventional grain-oriented silicon steel. The amorphous alloy has a non-crystalline atomic structure, which significantly reduces magnetic losses, making these transformers ideal for distribution networks where they remain energized continuously. Key Charac...
Electric Arc Furnace (EAF) Transformer is a specialized power transformer designed to supply the extremely high currents and variable voltages required by electric arc furnaces used in steelmaking and other metallurgical processes. Compared with conventional power transformers, EAF transformers are built to withstand frequent short circuits, severe electrical and mechani...
33 kV distribution transformer is a medium-voltage transformer used to step down electrical power from a 33 kV distribution network to lower voltages such as 11 kV, 6.6 kV, or directly to 400/230 V for industrial, commercial, and utility applications. It is commonly installed in primary distribution substations, industrial plants, and renewable energy facilities. Typica...
12 kV distribution transformer is a medium-voltage transformer used to step down power from a 12 kV distribution network to low-voltage levels suitable for residential, commercial, and industrial consumers. It is typically installed on utility poles, ground-mounted pads, or in substations. Typical Specifications ·Highest System Voltage: 12 kV (or 12.47 kV in some system...
330 kV power transformer is an extra-high-voltage (EHV) transformer used in transmission systems to transfer large amounts of electrical power between the 330 kV grid and lower-voltage transmission or sub-transmission networks. It is commonly deployed by national utilities in countries that operate 330 kV transmission systems. Typical Specifications ·Highest System Volt...
110 kV power transformer is a high-voltage transformer commonly used in transmission and sub-transmission networks to transfer power between the transmission grid and distribution systems. Typical Specifications ·High-voltage side: 110 kV ·Low-voltage side: 35 kV, 33 kV, 22 kV, 11 kV, or 10 kV ·Power rating: Typically 10 MVA to 250 MVA ·Frequency: 50 Hz or 60 Hz ·Co...
66 kV power transformer is a high-voltage transformer used in electrical transmission and sub-transmission systems. It typically connects a 66 kV network to lower voltage distribution systems or industrial loads. Typical Specifications ·High-voltage side: 66 kV ·Low-voltage side: Commonly 33 kV, 22 kV, 11 kV, or 6.6 kV ·Power rating: Usually from 5 MVA to 100 MVA or h...
35 kV power transformer is an electrical transformer designed for use in power distribution and transmission systems where the primary voltage level is 35 kV. Typical Characteristics ·Voltage class: 35 kV (high-voltage side) ·Function: Steps voltage up or down between transmission and distribution networks. ·Frequency: 50 Hz or 60 Hz. ·Cooling methods: ONAN (Oil Natu...
1. General Description 145kV Hybrid Gas Insulated Switchgear (HGIS) is an extra-high-voltage switching system that combines the advantages of Gas Insulated Switchgear (GIS) and Air Insulated Switchgear (AIS). It integrates the main switching and protection components into compact gas-insulated modules while allowing external connections through conventional air-insulate...
1. General Description 72.5kV Hybrid Gas Insulated Switchgear (HGIS) is a high-voltage switchgear solution that combines the advantages of Gas Insulated Switchgear (GIS) and Air Insulated Switchgear (AIS). It integrates major switching components such as the circuit breaker, disconnectors, earthing switches, current transformers, and voltage transformers into a compact ...
1. General Description 362kV Gas Insulated Switchgear (GIS) is a high-voltage compact switchgear system used in transmission substations for switching, protection, and control of electrical power networks. It integrates circuit breakers, disconnectors, earthing switches, current transformers (CT), voltage transformers (VT/CVT), busbars, and cable/line termination units i...
170kV Gas Insulated Switchgear (GIS) is a high-voltage switchgear system designed for 150kV-class transmission networks. It uses SF6 gas or environmentally friendly alternative insulating gases as the primary insulation medium and integrates high-voltage switching and protection equipment into sealed, grounded metal compartments. A 170kV GIS typically incorporates circu...
126kV Gas Insulated Switchgear (GIS) is a high-voltage switchgear system designed for 110kV class transmission networks. It uses SF6 gas or environmentally friendly alternative insulating gases as the insulation medium and integrates primary equipment such as circuit breakers, disconnectors, earthing switches, current transformers, voltage transformers, and busbars into ...
72.5kV Gas Insulated Switchgear (GIS) is a compact high-voltage switchgear system that uses insulating gas (commonly SF6 or modern alternative gases) to provide electrical insulation and arc interruption in substations. It integrates major primary equipment such as circuit breakers, disconnectors, earthing switches, current transformers, voltage transformers, and busbars...
Polymer Line Post Insulator is a composite electrical insulator designed to support and electrically isolate overhead conductors in medium- and high-voltage distribution and transmission systems. It uses a fiberglass-reinforced polymer core with a silicone rubber housing and is mounted directly on poles or crossarms to provide mechanical support and insulation. Compared...
245 kV Current Transformer (Hair-pin Type) is an extra-high-voltage (EHV) outdoor instrument transformer used in 220 kV and 245 kV air-insulated substations (AIS). It converts high primary currents into standardized secondary currents (1 A or 5 A) for protection, metering, monitoring, and control while providing complete electrical isolation between the high-voltage prim...
123 kV Current Transformer (Hair-pin Type) is a high-voltage instrument transformer used in 110 kV and 123 kV air-insulated substations (AIS) to accurately transform high primary currents into standardized secondary currents (typically 1 A or 5 A) for protection, metering, control, and monitoring. The hair-pin type uses an integral U-shaped primary conductor that forms a...
72.5 kV Current Transformer (Hair-pin Type) is a high-voltage instrument transformer used in transmission and sub-transmission substations to accurately measure high primary currents and provide isolated secondary currents for protection, metering, monitoring, and control. The hair-pin type incorporates a single U-shaped (hair-pin) primary conductor that passes through t...
Indoor Vacuum Circuit Breaker (VCB) is a medium-voltage switching device that uses vacuum interrupters to interrupt normal load currents and fault currents within indoor electrical distribution systems. Because the arc is extinguished inside a sealed vacuum bottle, VCBs provide high reliability, long service life, and very low maintenance. Indoor VCBs are commonly insta...
Vacuum Pressure Impregnated (VPI) Dry Type Transformer is a dry-type transformer in which the windings are impregnated with insulating polyester or epoxy varnish under vacuum and pressure, then cured in an oven. Unlike cast resin transformers, the windings are not fully encapsulated in solid epoxy resin, resulting in better heat dissipation, lighter weight, and improved ...
Epoxy Resin Cast (CRT) Dry Type Transformer, also known as a Cast Resin Transformer, is a dry-type transformer in which the high-voltage (HV) windings are encapsulated in epoxy resin under vacuum, while the low-voltage (LV) windings are typically vacuum-pressure impregnated (VPI) or resin-coated. Because the windings are completely enclosed in solid insulation, no insula...
Substation Distribution Transformer is a transformer installed in a distribution substation to reduce medium- or high-voltage electricity to lower distribution voltages for delivery to residential, commercial, and industrial consumers. It serves as the interface between the transmission or sub-transmission network and the local distribution system. Typical Specification...
Pad-mounted transformer is a ground-mounted, enclosed distribution transformer installed on a concrete pad. It is designed for underground electrical distribution systems and provides a safe, tamper-resistant method of stepping medium-voltage power down to low-voltage levels for residential, commercial, and industrial customers. Typical Specifications ·Primary Voltage: ...
Hydraulic cylinders, known for high force at an affordable cost, have been widely used in factory automation equipment and other special automation equipment for decades. Hydraulics are rugged, relatively simple to deploy and provide a low cost per unit of force. In recent years, electric rod actuators (servo cylinders) have become more flexible, precise and reliable wit...
1. General Description 245kV Hybrid Gas Insulated Switchgear (HGIS) is an extra-high-voltage switching system that combines the compactness and reliability of Gas Insulated Switchgear (GIS) with the flexibility and lower investment cost of Air Insulated Switchgear (AIS). In a 245kV HGIS system, major primary equipment such as the circuit breaker, disconnectors, earthin...
36kV Outdoor Voltage Transformer (VT), also known as an Outdoor Potential Transformer (PT), is an instrument transformer designed to accurately transform medium-voltage system voltages up to 36 kV into standardized low-voltage signals for metering, protection, monitoring, and automation systems. It is designed for outdoor installation in substations, switchyards, and dis...
12kV Outdoor Voltage Transformer (VT), also known as an Outdoor Potential Transformer (PT), is an instrument transformer designed to step down medium-voltage system voltages up to 12 kV into standardized low-voltage outputs for metering, protection, monitoring, and control. It is specifically engineered for outdoor installation, with weather-resistant insulation and encl...
36kV Indoor Voltage Transformer (VT), also known as an Indoor Potential Transformer (PT), is an instrument transformer designed to accurately step down medium-voltage system voltages up to 36 kV into standardized low-voltage outputs for metering, protection, monitoring, and control. These transformers are widely installed in indoor metal-clad switchgear, substations, and...
Residual Current Transformer (RCT), also known as a Core Balance Current Transformer (CBCT) or Zero Sequence Current Transformer (ZSCT), is a specialized instrument transformer designed to detect residual (earth leakage) current in electrical systems. Unlike conventional current transformers that measure load current, an RCT measures the vector sum of all phase currents ...
36 kV Current Transformer (Indoor Type) is a medium-voltage instrument transformer designed for 36 kV power systems, typically used on 33 kV distribution and sub-transmission networks. It accurately converts high primary current into a standardized secondary current (typically 1 A or 5 A) for metering, protection, monitoring, and control while providing complete electric...
123 kV Current Transformer (Top-core Type) is a high-voltage outdoor instrument transformer designed for 123 kV systems (typically used on 110 kV transmission networks). It converts high primary current into a standardized secondary current (typically 1 A or 5 A) for metering, protection, monitoring, and control while providing complete electrical isolation between the h...
72.5 kV Current Transformer (Top-core Type) is a high-voltage outdoor instrument transformer designed for 72.5 kV systems (commonly used on 66 kV transmission and sub-transmission networks). It accurately transforms high primary current into a standardized secondary current (typically 1 A or 5 A) for metering, protection, monitoring, and control while providing complete ...
12kV Indoor Voltage Transformer (VT), also known as a Potential Transformer (PT), is an instrument transformer designed to accurately step down medium-voltage system voltages (up to 12 kV) to standardized low voltages (typically 100 V, 110 V, or √3-based values) for metering, protection, and monitoring in indoor switchgear. Main Functions Voltage Measurement: Supplies a...
245kV Capacitor Voltage Transformer (CVT), also known as a Capacitive Voltage Transformer or Capacitor Potential Transformer (CPT), is an extra-high-voltage (EHV) instrument transformer used in 220kV-class transmission systems to reduce high system voltage to standardized low-voltage outputs for metering, protection, control, synchronization, and power system automation....
145kV Capacitor Voltage Transformer (CVT), also known as a Capacitive Voltage Transformer or Capacitor Potential Transformer (CPT), is an extra-high-voltage instrument transformer used in 132kV/145kV-class transmission systems to reduce high system voltage to standardized low-voltage outputs for metering, protection, control, synchronization, and automation systems. A C...
36kV Capacitor Voltage Transformer (CVT), also called a Capacitive Voltage Transformer or Capacitor Potential Transformer (CPT), is a voltage instrument transformer that uses a capacitive voltage divider combined with an electromagnetic transformer unit to reduce medium-voltage system voltage to standardized low-voltage outputs for metering, protection, control, and comm...
