Substation

Additional information

Standard	IEC62271/IEC61330/IEC60076/IEC726/IEC60137
Rated capacity	30~2500kVA
Rated primary voltage	up to 35kV
Degree of protection (IP)	IP23 up to IP44
Cooling system	Natural
Operation type	Outside
Enclosure	Steel sheet
Finished	Powder coating with RAL 7032/7035 color

Ambient air temperature:-10ºC~+40ºC
Altitude: <1000m.
Solar radiation: 1000W/m2
lce cover: 20mm
Wind speed: <35m/
Relative humidity: Daily average relative humidity 95%.Monthly average relative humidity< 90%.Daily average relative water vapor pressure < 2.2kPa. Monthly average relative water vapor pressure <1.8kPa
Earthquake intensity: <magnitude
Applicable in places without corrosive and flammable gas

Note: Customized products are available,Beyond those services condition, please check with sales before ordering.

Scope

The compact distribution substation consists of RMU with protection, control and Metering and Transformer and LV switchgear. The RMU can be controlled remotely through optical fiber and GSM.

General

The compact distribution substation shall be outdoor type comprising

Fully Insulated Ring Main Unit
Hermetically sealed distribution transformer or dry type transformer of various ratings
LV Distribution pillar equipped with ACB/MCCB

Routine Tests

Power-frequency voltage test
Dielectric test of auxiliary circuit
Measurement of the resistance of the main circuit
Partial discharge measurement test
Mechanical operation test
Test of auxiliary devices
Verification of the correct wiring and drawing
Tightness test
Design and visual (physical) checks
Electrical and mechanical operation test
Relay, control and protection scheme functional check

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Modular design
Operation in safety
Easy transport and commisioning
Long service life
Internal arc classification in compliance with IAC A and B
IP23D protection class
Safety and tested earthing circuits
Different product solutions to special projects
Suitable design for each type LV and MV panels.

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