Products & Services
See also: Categories | Featured Products | Technical Articles | More Information-
Supplier: Schaltbau GmbH
Description: Switchgear for traction – AC vacuum circuit breaker The CVB Series vacuum circuit breaker is the main electrical switch and protection device of AC locomotives and electric multiple units. Mode of operation: The energy required to switch on the CVB is stored
- Continuous Current Rating: 6.4 amps
- Medium Voltage Circuit Breaker Arc Extinguishing Method: Vacuum Interrupter
- Operating Temperature: -58 to 158 F
- Rated AC Voltage: 15000 volts
-
Supplier: Schneider Electric
Description: Substation Outdoor Circuit Breakers Outdoor vacuum dead tank gas-insulated substation circuit breaker up to 38kV Outdoor vacuum air-insulated substation circuit breaker up to 38kV Vacuum Circuit Breaker Drawout
- Continuous Current Rating: 1200 to 2000 amps
- Rated AC Voltage: Up to 38000 volts
- Rated Breaking Capacity (Icn): 25000 to 63000 amps
-
Supplier: Terra Universal, Inc.
Description: side-mounted control panel, with all controls in a single convenient location. The control thermostat has an indicator light showing when the heaters are energized. The power switch is a combination circuit breaker and indicator light. The shelf assembly includes two aluminum shelves.
- Application: Preheating, Aging, Annealing, Baking, Curing, Drying, Heat Treating, Laboratory
- Capacity: 0.7000 cubic feet
- Controller Type: Programmable
- External Configuration: Bench / Cabinet
-
-
Supplier: Accuris
Description: PROTECTIVE RELAYS AND ATTACHMENTS, MEDIUM VOLTAGE VACUUM CIRCUIT BREAKER APPLICATIONS
-
Supplier: Accuris
Description: CIRCUIT BREAKERS, VACUUM TYPE (VCB), ELECTRIC POWER, MEDIUM VOLTAGE, ALTERNATING CURRENT, DRAW-OUT REMOVABLE CONSTRUCTION, WITHOUT INTERNAL OVERCURRENT PROTECTION
-
Supplier: Accuris
Description: CIRCUIT BREAKERS, VACUUM TYPE(VCB), ELECTRIC POWER, MEDIUM VOLTAGE, ALTERNATING CURRENT, DRAW-OUT REMOVABLE CONSTRUCTION, WITHOUT INTERNAL OVERCURRENT PROTECTION
-
Supplier: Maxwell Technologies, Inc.
Description: occurs during initiation or interruption of current flow. TRV capacitors are thus installed to increase breaking power of the circuit breaker. CONDIS® GIS capacitors have a sophisticated design—its electrical insulation is made by a vacuum impregnated epoxy resin tube with a
- Applications: Other
- Configuration / Form Factor: Heavy Duty / Electric Power Capacitors
-
Supplier: Accuris
Description: OUTLINE OF INVESTIGATION FOR US NAVAL COMMERCIAL OFF THE SHELF (COTS) THREE-POLE, RATED MAXIMUM VOLTAGE 4.76, 8.25, AND 15KV, AC, VACUUM CIRCUIT BREAKERS, DRAWOUT TYPE, WITHOUT INTERNAL OVERCURRENT PROTECTION, AND ACCESSORIES/COMPONEN TS FOR USE ON
-
Supplier: Ormazabal
Description: Vacuum circuit-breakers are nowadays indispensable Medium Voltage components for the use, restructuring, modernisation and new installation of switchgear. Technical Characteristics Rated Voltage : 12, 17.5, 24 kV Rated Current: 2500A, 2000A, 1600A Max. Short time current withstand:
-
Description: IEC 62271-108:2020 applies to high-voltage alternating current disconnecting circuit-breakers for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 52 kV. This second edition cancels and replaces the first edition published in 2005. This edition contains the
-
Supplier: Image Supply, Inc.
Description: Deep restorative and iCapsol encapsulating interim cleaning processes in one machine. Extends the time before resoiling occurs and reduces wicking. Vac motor: 3 stage, bypass, 1.5 hp, 100 cfm, 120" waterlift. Brush motor: 1/2 hp AC with circuit breaker protection. Cleaning path: 16".
-
Supplier: Leybold USA Inc.
Description: requirements + Basic – simplified OEM connection with male plug + Standard – with circuit breaker box + ECO, with switchbox and energy control unit ¦ Five stage system design provides excellent performance data + Four diffusion pump stages for highest suction
-
Supplier: Leybold USA Inc.
Description: requirements + Basic – simplified OEM connection with male plug + Standard – with circuit breaker box + ECO, with switchbox and energy control unit ¦ Five stage system design provides excellent performance data + Four diffusion pump stages for highest suction
-
Supplier: Schneider Electric
Description: -insulated switchgear with gas-insulated busbar for heavy duty applications up to 38kV. 38kV switchgear for transformer substations in wind farms. Air Insulated Switchgear Air-insulated, arc resistant drawout switchgear with vacuum circuit breakers for large, complex
- Main Device: Breakers
- Maximum Current: 200 amps
- Maximum Voltage: 5500 to 38000 volts
- Panels: Single-Panel, Multi-Panel
-
Supplier: Siemens Energy Sector
Description: Evidence of the making and breaking capacity for the circuit-breakers and the make-proof earthing switches inside the panel Single busbar, Duplex-switchgear Withdrawable vacuum circuit-breaker Withdrawable vacuum contactor Platform concept worldwide
- Main Device: Breakers
- Maximum Current: Up to 50000 amps
- Maximum Voltage: Up to 24000 volts
- Panels: Single-Panel
-
Supplier: Siemens Energy Sector
Description: up to 24 kV up to 25 kA up to 2000 A Type-tested, metal-enclosed Vacuum circuit-breaker withdrawable Easy operation, maintenance and cable access from front Automatic metal protection shutter Max. operating safety by self
- Main Device: Breakers
- Maximum Current: Up to 25000 amps
- Maximum Voltage: Up to 24000 volts
- Panels: Single-Panel
-
Supplier: Siemens Energy Sector
Description: -proof earthing switches inside the panel Vacuum circuit-breaker withdrawable on truck Withdrawable voltage transformers with primary fuses in connection compartment Easy operation amd maintenance Max.security of operation by self-explaining operating logic Use of
- Main Device: Breakers
- Maximum Current: Up to 31500 amps
- Maximum Voltage: Up to 36000 volts
- Panels: Single-Panel
-
Supplier: Allen-Bradley / Rockwell Automation
Description: NEMA Pump Control with Vacuum Contactor, Circuit Breaker Type, NEMA 4, 208/110/120 VAC - 50/60Hz (HD), Type 3R - Enclosure Code N"- Pump Panel"
-
Supplier: Allen-Bradley / Rockwell Automation
Description: NEMA Pump Control with Vacuum Contactor, Circuit Breaker Type, NEMA 6, 480 Volts (B), Type 3R - Enclosure Code N"- Pump Panel"
-
Supplier: Allen-Bradley / Rockwell Automation
Description: NEMA Pump Control with Vacuum Contactor, Circuit Breaker Type, NEMA 5, 240 Volts (A), Type 3R - Enclosure Code N"- Pump Panel"
-
Supplier: Allen-Bradley / Rockwell Automation
Description: NEMA Pump Control with Vacuum Contactor, Circuit Breaker Type, NEMA 4, 600/110/120 VAC - 50/60Hz (CD), Type 3R - Enclosure Code N"- Pump Panel"
-
Supplier: Innovative Technology
Description: Eaton’s VacClad-W Metal-Clad Switchgear with Type VCP-W vacuum breakers provide centralized control and protection of medium voltage power equipment and circuits in industrial, commercial and utility installations involving generators, motors, feeder circuits, and
-
Supplier: Toshiba America, Inc.
Description: Toshiba offers medium voltage switchgear up to 36 KV. Toshiba solid insulated switchgear (SIS) is highly efficient, compact, lightweight, and environmentally friendly. The medium moltage switchgear is renowned for its high reliability, maintaining an impressive track record of no vacuum
- Maximum Voltage: 36000 volts
- Style: Ground Mounted
-
Supplier: Maxwell Technologies, Inc.
Description: Gas-insulated switchgear (GIS) circuit breakers for tough environments with extreme temperature variations, dust, pollution or confined space use grading capacitors to ensure a uniform distribution of the voltage across the breaking chambers. CONDIS® GIS capacitors have a
- Applications: Other
- Configuration / Form Factor: Heavy Duty / Electric Power Capacitors
-
Supplier: Haida International Equipment Co., Ltd.
Description: or catalytic device. 4. It has grounding leakage circuit breakers, and can protect personal safety 5. It matches with process controller C6D or C6 S27 (optional) respectively Application: Can be widely used in plastic, rubber, packaging, apparatus, machinery and
- Atmosphere: Air / Oxidizing
- External Configuration: Bench / Cabinet
- Temperature Range: 2192 F
-
Supplier: Armstrong International
Description: Btu’s are captured and returned to the system. Safety. The pump can be used in flooded pits without fear of electrocution or circuit breaker defaults. Externally removable/replaceabl e seats. Seats can be replaced or cleaned without removing the mechanism
- Discharge Size: 0.5000 to 2 inch
- Maximum Discharge Pressure: 125 psi
- Power Source: Steam / Pressure Powered
-
Supplier: Armstrong International
Description: -lasting Inconel X-750. Efficiency. A closed loop means no motive or flash steam is lost. All valuable Btu’s are captured and returned to the system. Safety. The pump can be used in flooded pits without fear of electrocution or circuit breaker defaults
- Discharge Size: 2.25 inch
- Housing Material: Cast Iron
- Maximum Discharge Pressure: 125 psi
- Power Source: Steam / Pressure Powered
-
Supplier: Armstrong International
Description: -lasting Inconel X-750. Efficiency. A closed loop means no motive or flash steam is lost. All valuable Btu’s are captured and returned to the system. Safety. The pump can be used in flooded pits without fear of electrocution or circuit breaker defaults
- Discharge Size: 0.5000 to 3 inch
- Housing Material: Cast Iron
- Maximum Discharge Pressure: 125 psi
- Power Source: Steam / Pressure Powered
-
Supplier: Armstrong International
Description: . Efficiency. A closed loop means no motive or flash steam is lost. All valuable Btu’s are captured and returned to the system. Safety. The trap/pump can be used in pits or sumps without fear of electrocution or circuit breaker defaults. Typical applications
- Connection Style: Flanged
- Material: Steel - High Carbon
- Maximum Capacity: 22500 lbs/hr
- Maximum Operating Pressure: 200 psi
-
Supplier: Littelfuse, Inc.
Description: definite-time overcurrent and earth-fault protection Breaker or contactor control - integrated OPEN and CLOSE command keys Large 80-character vacuum-fluorescent display Eight digital inputs, five relay outputs, one analog input and output RTD module can be installed remotely (up to
-
Supplier: Inductotherm Group
Description: (minimizes installation time and expense) Available in contact or induction models Isolation transformer, circuit breaker and primary line disconnect come in a separate air-cooled enclosure Nominal output frequency of 300 kHz Simplified circuit includes limited
- Equipment Type: Welding Equipment
-
Supplier: Westerbeke Corporation
Description: temperature and high exhaust temperature safety shutdowns. AC short circuit and overload protection are provided using a generator field circuit breaker. Other safety devices include an oil bypass alarm and fail safe mounts. Cupro-Nickel Heat Exchanger Century Series generators
- Applications: Industrial
- Frequency: 50 Hz, 60 Hz
- Fuel Type: Diesel
- Wattage: 95000 watts
-
Supplier: Plansee SE
Description: Tungsten copper (WCu) materials are used for arcing contacts in SF6 circuit breakers for high and medium voltage applications. At the heart of the switching chamber, WCu arcing contacts are exposed to extreme mechanical and thermal stresses. During arcing, the temperature can reach
- Form / Shape: Tip / Button, Application Specific / Custom
Find Suppliers by Category Top
Featured Products Top
-
breaker can interrupt without causing damage. ACBs can be customized with various trip settings and may include additional protective functions, like ground fault protection. Vacuum Circuit Breakers A vacuum circuit breaker is a type of circuit breaker that uses vacuum as the arc (read more)
Browse Batteries Datasheets for Quarktwin Technology Ltd. -
to 48MW Provides complete motor control Eliminates excessive current inrush Eliminates mechanical shock Supplied as a Chassis (IP00) or as a complete cabinet (IP31-67) Options include line and bypass vacuum circuit breakers, motor (read more)
Browse AC Motor Starters Datasheets for Solcon Solutions LLC -
and splashproof. Easy to assemble. Maintenance free and reusable. Excellent flex resistance and tensile strength, especially when compared to silicone. Perfect for sealing: wet vacuum systems, rocker switches on boating equipment/dash boards, and circuit breakers on (read more)
Browse Switch Sealing Boots Datasheets for ZAGO Manufacturing Company, Inc. -
The PEPI Model F Series of thermal protectors is available with various bimetallic elements to match the circuit breaker characteristics to the application. Available with secondary sealing for use in motors and transformers requiring vacuum impregnation processes (read more)
Browse Thermal Switches and Thermal Protectors Datasheets for Portage Electric Products, Inc.
Conduct Research Top
-
Success Stories- Vacuum Switchgear
Dead tank vacuum circuit breakers are three-phase devices designed for. power distribution substations. These breakers provide overcurrent protection. and isolation from short circuit conditions for expensive transformer. equipment with the reliability of a mechanical interruption
-
Current Chopping a Simple Explanation, and Calculations to Determine Transient Voltages When Using Vacuum Interrupters
characteristic to that of air or oil. dielectrics in so much that it has a very rapid dielectric recovery rate. Upon opening the main contacts of a vacuum interrupter whether is be a circuit breaker. or a contactor, high velocity movements are easily obtained because of the low mass and. small movements
-
Derating For Real World Conditions
, most often prior to a build-up of heat in the application. As mentioned previously, these conductive devices actually combine the performance. of a temperature sensitive device with that of a circuit breaker to anticipate problems. and get motors off-line quicker than a device operating solely
More Information Top
Indicates content that may require registration and/or purchase.
-
Power Circuit Breaker Theory and Design
8.5 Design of vacuum circuit breakers 364 .
-
Vacuum-fused circuit breakers for low and medium voltage AC trailing cable protection
A. Vacuum Circuit Breaker (VCB .
-
Vacuum Switchgear
The early choice of refractories for this purpose-made vacuum switches a reality, but undoubtedly retarded the development of vacuum circuit breakers .
-
Electrical discharges in vacuum: 1980-90
F. Perkins, “ Vacuum Circuit Breaker Application and Switching Surge Protection”, in Circuit Inter- ruption, ed. T. E. Browne, Jr, Marcel Dekker, Chap.
-
High Voltage Engineering Testing
SC A3, in its 2012 Annual Report, states that, ‘there is no reason to assume that the excellent reliability performance demonstrated by distribution vacuum circuit breakers (VCBs) cannot be extrapolated to transmission voltages’.
-
Development and Current Status of Low-Carbon High-Voltage Large-Capacity Circuit Breaker
Vacuum circuit breakers below 110kv are widespread using, but the current voltage level of 110kV and above, SF6 circuit breaker still dominate.
-
Voltage escalation and reignition behavior of vacuum generator circuit breakers during load shedding
Modeling Generator Circuit Breakers, Transient Response, Escalation Voltages, Circuit Breaker Reig- nition, Circuit Breaker Restrike, Vacuum Circuit Breakers , Load Shedding, Electromagnetic Transient Program .
-
Research and development of axial magnetic field electrode and its application
About 25 yearsago,an axial magnetic field electrodewas developed for vacuum circuit breakers .