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XGN15-12~24 Air-insulated RMU(Fixed Type)

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  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type) Featured Image
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
  • XGN15-12~24 Air-insulated RMU(Fixed Type)
S9-M Oil-immersed  Transformer

XGN15-12~24 Air-insulated RMU(Fixed Type)

Rating:
Rated voltage 12/24KV, rated current reach to 630A. Application:
mainly applicable in urban power grid features and renovation project, industrial and mining enterprises, high-rise buildings and communal facilities .For power distribution, controlling and protection on electric equipment as the loop power supply unit or
terminal equipment. It also can be installed in pre-loaded substation
Feature:
Use SF6 load switch and load switch-fuse combination as main switch. Equipped with vacuum load switch and spring operating mechanism which can be operated by hand or electric. Grounding switch and insulating switch are equipped with hand operating mechanism, with small volume and high security.
Standard: IEC60420

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Product Details

Selection

product-description1

Operating conditions

1. Ambient air temperature: -15℃ ~+40℃ .Daily average temperature:≤35℃ .
2. Altitude: ≤1000m.
3. Relative humidity : Daily average≤95% ,daily averange of vapour pressure≤2.2kpa Monthly average≤90%,monthly averange of vapour pressure≤1.8kpa.
4. Earthquake intensity: ≤magnitude 8.
5. Applicable in the places without corrosive and flammable gas. Note: Customized products are available.

Features

1. Modular design, where each unit module can be combined and expanded arbitrarily, facilitating flexible system configurations and wide adaptability.
2. The cabinet adopts armored structure with metal partitions between compartments.
3. The operating mechanism adopts corrosion-resistant metals, and the rotating parts are designed with self-lubricating bearings, ensuring unaffected performance in various environments and eliminating the need for regular maintenance.
4. To accommodate power grid automation and improve distribution reliability, it can be equipped with motorized mechanisms, distribution network control terminal units, and possesses telecontrol functions.
5. The compact design of the cabinet incorporates a three-position rotary load switch, effectively reducing the number of components and enabling mechanical interlocking for five protection measures.
6. The primary circuit simulation single-line diagram and analog display can demonstrate the internal status of the switch, enabling easy, accurate, and safe operation.

Technical data

Rated voltage Unit 12KV 24KV
Item / Load switch cabinet Combined

electrical cabinet

Circuit breaker cabinet 20KVSF6

Ring switch equipment

Rated frequency HZ 50/60 50/60 50/60 50/60
Rated current A /
Main busbar A 630 630 630 630
Branch busbar A 630 125① 630 630/≤100②
Rated insulation level KV /
Power frequency   withstand voltage Phase-to-phase and phase-to-ground KV 42 42 42 65
Gap between breaks KV 48 48 48 /
Break control and auxiliary circuit KV 2 2 2 /
Lightning impulse withstand voltage Phase-to-phase and phase-to-ground KV 75 75 75 85
Gap between breaks KV 85 85 85 /
Rated short-time withstand current KA /
Main circuit KA 20/3s - 25/2s /
Grounding circuit KA 20/25 - 25/2s /
Rated peak withstand current KA 50 - 63 /
Rated short-circuit making current KA 50 80 63 50
Rated short-circuit breaking current KA - 31.5 25 31.5
Rated transfer current A - 1750 - 870
Rated active load breaking current A 630 - - 630
Rated closed loop breaking current A 630 - 630 /
Rated cable charging breaking cable A 10 - 15 25
Protection degree / IP3X IP3X IP3X /
Mechanical life Load switch times 5000 5000 10000 3000
Grounding switch times 2000 2000 2000 2000

Notes:① up to the fuse rated current
② ≤100(Load switch-Fuse combination cabinet)

Structure

● Busbar room
1. The busbar room is arranged at the upper part of the cabinet.
In the busbar room, the main busbar is connected together and runs through
2. the entire row of switchgear

● Load switch
1. There is a three position load switch installed in the switch room. The shell of the load switch is made of epoxy resin cast columns, and filled with sulfur hexafluoride (SF6) gas as the insulation medium. SF6 gas density meters or gas density meters with alarm contacts can be installed in the switch room according to customer requirements

● Cable room
1. The load switch has a spacious cable room, mainly used for cable connections
2. with sufficient space also to install lightning arresters, current transformers, lower grounding switches and other components
Operating mechanism, interlock mechanism and low voltage control room
3. The low-voltage room with interlocking functions as a control panel also
4. Spring operating mechanism and mechanical interlocking device with position indicator installed in low-voltage room
5. The low-voltage room can also be equipped with auxiliary contacts, trip coils, emergency trip mechanisms, capacitive live displays, keylocks, and electric
6. operating devices
7. The low-voltage room space can also be used to install control circuits, metering instruments and protective relay
8. The 750mm wide cabinet has two identical low-voltage chambers, which can hold more accessories.
The whole XGN15 switchgear can be divided into upper and lower parts. The upper part of the cabinet includes busbar room, load switch, operating mechanism and low-voltage room, which is separated from the lower part of the cable room. Therefore, it is safer and easier to repair and modify the equipment installed in the upper unit, and to replace the whole upper unit.

product-description2

Phase plan

Phase plan number DC01 DC08 DC01 DC07 DC04
main bus-bar TMY product description01 product description02 product description03 product description04 product description05
XGN15-12/24 Disposable

system diagram

Configuration Incoming cabinet Outgoing cabinet Outgoing cabinet Configuration Measuring cabinet
Load switch FLN□-□D 1 1 1 1 1
Load switch FLRN□-□D / 1 / / 2
Charged

displayDXN-T/Q

1 / 1 1 3
Current Transformer LZZBJ9-□ / / / / 2
Voltage transformer JDZ-□ / 3 / / /
Lightning arrester HY5WS 3 / 3 3 2
Fuse XRNT-□/□A / 3 / / /
Meter / / / / /
Protection method / / / / /
Auxiliary functions / / / / /
Operation mode Manual operation Manual operation Manual operation Manual operation /

XGN15-24 Overall and mounting dimensions(mm)

product-description3

XGN15-12 Overall and mounting dimensions(mm)

product-description4

Schematic diagram of foundation

Switchgear diagrammatic sketch

product-description5

Switchgear installation Overall and mounting dimensions(mm)               Cable incoming and outgoing configuration

product-description6

Ordering information

1. Main circuit diagram, busbar diagram for main circuit, allocation diagram.
2. Switchgear outline size.
3. spare parts and their quantity.
4. Customized products are available per your requirements.

Data Download

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