• MSB SwitchboardMSB (Main Distribution Switchboard) is a kind of electrical cabinet installed right after the low voltage substations (from 15kV down to 380VAC), the major function of MSB cabinets is connect & disconnect, safety protection for electrical systems. Rated current can reach approximately 6300A.
  • CABLE LADDERSTPower - Cable ladder is also known as electric ladder, applied to install electrical wires and cables in factories, apartments, buildings ... is the bearing structure of the system.
  •  Distributor of ABB electrical equipmentProduct new: STPower - Distributors and Agents for Electrical products ABB in the central of Vietnam
  • Low & Medium Voltage Cubiele SwitchboardCubiele Switchboards which are designed and manufactured in accordance with strict quality management, high stability and secure operation has been widely used in power stations, power distribution station in power companies, industrial parks, residential quarters and factories...
  • Breakers & SwitchesBreakers & Switches are designed for flexibility and reliable performance in a wide variety of applications: power distribution for residential and industrial buildings, HVAC, water pumping stations, data centers
  • Trunking SystemCable tray (trunking) is the conduit for the installation of wires and cables in factories, apartment buildings, office buildings
  • Low & Medium Voltage Cubiele SwitchboardCubiele Switchboards which are designed and manufactured in accordance with strict quality management, high stability and secure operation has been widely used in power stations, power distribution station in power companies, industrial parks, residential quarters and factories...

MV Switchgear

Introduce MV switchgear is applied to heavy industrial plants which specializes in manufacturing products such as paper, cement, iron and steel,..etc or to industrial zones and EVN's substation
Application Application: Protect the outdoor cabinet (IP54) & indoor cabinet (IP42)
General information
  • The cabinet is divided into 4 separate compartments, in accordance with IEC 62271-200 standard to prevent the arc spreading flame from one compartment to another.
  • Able to control remotely through the integration of modern surveillance systems such as SCADA or DSC.
Specification Value
Standard IEC 61439 - 1 – 2
Full Type Test KEMA (Europe)
Number of Pole 3P/ 4P
Rated operational voltage (Ue) 220-230/380-415 VAC
Rate voltage (Ui) 1000V
Rated impulse withstand voltage 8KV
Overvoltage level III
Frequency 50 - 60 Hz
Rated current (In) 100A - 6300A
Rated short-time withstand current 150kA
Number of generator 2-20 generators
Operation Mode Auto/ Semi - Auto/man
Earthing arrangements TN, TN-C, TN-S
Maximum temperature increase 50°C
Ingress Protection IP42, IP55, IP65
Material Imported steel sheet ensures the standard
Structure - Enclosure: made by 1.2mm - 2mm thickness steel sheet, Hot-dip galvanization or electrostatic powder coating
- Layer Door: Single or Double.
Internal partition 1mm – 1.5mm thickness tole, hot-dip galvanization or electrostatic powder coating
Partitioning Forms Form 1 - 4
Dimension H: 2000/2200/2400
W: 600/700/800/900/1000/1100/1200
D: 900/700/1000/1200
Voltages (kV) 7.2 12 17.5 24
Insulation level (kV)
Tần số / 1 phút
Xung / 1,2x50us

20
60

28
75

38
95

50
125
Frequency (Hz) 50/60 50/60 50/60 50/60
Busbar current (A) 3150 3150 3150 2500
Rated short-time withstand current (kA/3s) 50 50 40 31.5
Peak current (kA) 125 125 95 78.8
Rated current (A) 630
1250
1600
2000
2500
3150
630
1250
1600
2000
2500
3150
630
1250
1600
2000
2500
3150

1250
1600
2000
2500
-
Vacuum circuit breaker
Dòng định mức (A)
Dòng cắt (kA)

630 - 3150
50

630 - 3150
50

630 - 3150
40

630 - 2500
31.5
Ingress protection
External
Internal

IP4X
IP2X

IP4X
IP2X

IP4X
IP2X

IP4X
IP2X
Designed to withstand short circuit & internal arc x x x x
Environment temperature        
Some other products
MV RMU Cabinet
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LBS Cabinet
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MV Metering Cabinet
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STPower Joint Stock Company

Address: Lot No.47, 2nd Street, Da Nang Industrial Zone, Da Nang City, Viet Nam
Phone: 0905 959 564 - 0236 3959 797
Fax:
Email: info@stpower.com.vn

30th Floor, Room OT11, Landmark Plus Building, 720 Dien Bien Phu Street, Ward 22, Binh Thanh District, Ho Chi Minh City

- CT6B - Vinh Diem Trung Urban Area, Nha Trang City, Viet Nam

- 38 Tran Ke Xuong Street, Hai Chau Dist, Da Nang City, Viet Nam