HVX. Vacuum circuit-breaker up to 36 kV. Medium-Voltage Switching Devices. HVX. HV. HVX. 0. MEDIUM-VOLTAGE SWITCHING DEVICES. AREVA T&D. HVX Assembled Pole – Indoor MV Vacuum Circuit Breaker up to 24 kV. The HVX series circuit-breakers are vacuum circuit-breakers for application in 12 to 24 kV indoor switchgear units. Operating conditions. The circuit-breakers.
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Committed to providing customers safe, reliable, efficient energy, Schneider Electric in to Schneider Electric to help you – make the best use of its efficiency, enjoy the energy! Schneider Electric in China InSchneider Electric was established in the first joint venture plant in Tianjin Merlin Gerin, the circuit breaker technology to China, to replace the traditional fuse, making China the safety of users of electricity has greatly increased, and the establishment of standards for the circuit breaker has made outstanding Contribution.
Early 90s, winning odd brand of Schneider Electric’s first switch panel into China, the Chinese ended the era of using the light cord switch. Schneider Electric’s strong support for the high investment in China’s economic construction and to provide Chinese customers with advanced technical and product support and improve Technical services, the low-voltage electrical appliances, converter, contacts and other industrial products, extensive use of economic construction in China, promoting China’s industrial Of the process.
Schneider Electric China has nearly 22, employees. By working with partners and the cooperation of a large number of dealers, Schneider Electric China has created tens of thousands of jobs. Schneider Electric Energy Efficiency Management Platform With its deep understanding of the five markets, the careful care of corporate clients, as well as in the field of energy management experience, Schneider Electric from a good supplier of products and equipment have grown to a total solution provider.
It must be stored so that it is at any time readily accessible for and can be used by persons who are to work on the switchgear.
When re-selling the circuit-breaker or the switchgear with circuit-breaker,make sure that this Technical Instruction is transmitted as well. Gvx following additional arevva be observed for this circuit breaker: As our products are subject to continuous further development, we reserve the right to changes regarding standards, illustrations and technical data.
All dimensions not specified in detail are in millimeters. They warn about dangers or provide important information which must be complied with at all costs so as to avoid danger and damage: This symbol warns of dangerous electrical voltage. Contact with voltage may result in fatal injury! This symbol is used for instructions non-compliance with which may result in serious injury, death or serious material damage.
This symbol is used for information which is important to avoid damage. It may only be used in the scope of the specified standards and the switchgear-specific technical data. Any other use constitutes improper use and may result in dangers and damage. Operating reliability and service life depend on correct operation. Disclaimer of liability The manufacturer shall not be held responsible for damage which occurs if: Environmental and operating conditions HVX circuit-breakers may only be operated under normal operating conditions acc.
Operation under conditions deviating from these is only admissible upon consultation and with the written approval of the manufacturer. Ambient conditions Temperature class “minus 5 indoors”1 Ambient temperature min.
Do not perform any work on the circuit-breaker which is not described in this Technical Instruction. Before performing work on the circuit-breaker, switch off the auxiliary voltage and prevent it from reclosing. There is a risk of injury when working on the drive mechanism. Disposal at the end of the service life is performed as a service by the Service Center at the manufacturer’s which is subject to a fee.
The type designation is broken down in this example. HVX Phase spacing mm Installation: The drive can be equipped with additional operating and control devices. The auxiliary voltage data is required to this effect. Their position always corresponds to that of the main contacts. As standard, the circuit-breaker is equipped with two auxiliary switches with 8 contact elements each.
The switching functions have been set in the factory according to the wiring diagram. Anti-pumping relay If an ON and OFF command is simultaneously and permanently present at the circuit-breaker, the latter returns to its initial position after closing. It remains in this initial position until the ON command is issued anew. This prevents continuous closing and opening “pumping”. Shipping units must be unpacked immediately after receipt. Any damage occurred in transit must be recorded and reported immediately to the manufacturer.
Circuit breaker storage with transportation of packaging that appears the question belongs to the consignee’s responsibility. Make sure the rope or strap is strong enough to bear the weight of the circuit- breaker and do not touch the circuit-breaker. Remove the lifting brackets before entering in cubicle. The energy storing device must not be charged until assembly is finished. The safety provisions of chapter 1. For the design and method of operation of the transport truck used, please refer to the instructions for the panel in question.
When performing the following assembly steps, observe and comply with the instructions given for the panel used. Grease the disconnecting fingers fig. Couple the transport truck to the panel. The control lines are wired in the circuit-breaker up to the control connector or up to the terminal strip. Connection to terminal strip Remove the cover plate. Connect external control lines via the terminal strip.
The specific circuit diagram valid for the unit in question has been enclosed with each circuit-breaker.
If additional control lines are placed in the drive casing, leave a sufficient distance from the movable parts of the drive. After connecting the external control line, mount the cover plate. Comply with the Tightening torques specified for crew fastening refer to Annex. Make sure that there are no external parts in the circuit-breaker compartment.
Areva breakers type HVX for DeWind D | Spares in Motion
If necessary, clean see Chapter 8. Observe the operating and locking conditions Chapter 7. The energy storing device of motorized circuit-breakers is charged automatically ageva the auxiliary voltage is applied. Check the spring position indicator. Check mechanical interlocks between the HVX-E and the cell. At the same time, check the position indicators and the interlocks in the circuit-breaker and with regard to other devices.
You must be familiar with these interlocks before operating the circuit-breaker Electrical interlocks have been designed according to the circuit diagram. Observe interlock conditions see chapter 7. Move circuit-breaker from disconnected into service position by hand: Observe the position indicator on the switchgear panel. Insert crank into opening for tensioning the energy storing device Fig.
Vacuum circuit-breaker up to 36 kV
As soon as the spiral spring is charged, the spring charging mechanism is decoupled and the position indicator signals “charged”: The circuit-breaker is ready for closing Table, Chapter 7. Afeva position indicator shows the switch raeva “ON” Table, Chapter 7. The energy storing device can be charged immediately after switching ON by hand or by motor.
If voltage is applied to the motor, charging is performed automatically. The position of the auxiliary switch has changed. The intervals depend on the strain to which areca switches are subject during operation, and on the operating conditions. In case of frequent condensation or air pollution dust, smoke or corrosive gasesthe maintenance intervals must be adapted to the actual conditions. The circuit-breaker operating company is responsible for complying with the specified maintenance intervals and for performing maintenance according to the actual operating and ambient conditions.
In case of queries or ambiguities, please contact the manufacturer. The safety provisions of Chapter 1. The circuit-breaker must not be disassembled for maintenance work see Disclaimer of liability,section 1. Safety provisions On principle, the 5 safety rules applicable for electrical engineering must be complied with before maintenance work on the circuit-breaker is started: These rules apply for the upper and lower circuit-breaker terminals alike.
Switch off the auxiliary voltage for the circuit-breaker drive and secure it against reclosing. Release the energy-storing device by performing the corresponding operating sequence on the circuit-breaker. On principle, general cleanliness of the circuit-breaker or of its external parts should be ensured.
Use a dry cleaning cloth for slight soiling: Clean by means of a dry, lint-free cloth. Depending on dirt collected, replace cloth as often as necessary. Use cleaning agents for severe soiling: Cleaning agent, 1 liter can see Chapter 9.
The use of other cleaning agents is not admissible. Keep duration of exposure as short as possible. Arevq damage to the paint, scratches and other damage must be repaired immediately to avoid corrosion. Contact the manufacturer’s Service Center.
Measures to take in case of condensation: If condensation of the circuit breaker is detected, the switching device must be cleaned, according to section 8.
It must provide a sufficient heating performance to prevent condensation on the circuitbreaker. Comply with safety Provisions Chapter 1.