With a tradition of 28 years, we have managed to maintain, be an indispensable partner and competitive in the market in the design, engineering, sales and distribution of equipment .
As a new step in development, Kopring-Em begins with official distribution and sales network , the renowned company EFACEC, one of the world leaders in the field of electric power solution with headquarters in Portugal. In its product range the company EFACEC on medium voltage switchgear has offered switchgear for primary and secondary distrubtion.Air and SF6 insulated switchgears are offered with vacuum circuit breakers withdrawable and fixed performance in addition, they have oil and dry distribution transformers in their production facilities as well as a complete range of microprocessor protection devices for the protection of medium and high voltage switchgear, as well as its product portfolio system automation and SCADA system.
Switchgear equipment substation ; 110kV – 35kV – 20kV – 10kV
1. Switchgear according to IEC 62271-200 standard with indoor and outdoor installation with complete certificates of accredited independent laboratories .
Characteristics of cubicles:
– nominal voltage of 12kV, 17.5kV, 24kV i 36kV
– rated short circuit currents up to 25kA do 50kA
– rated bus voltage from 630A to 4000A
– degree of protection IP4X; IP41
Primary distribution
36kV – QBN7 – Withdrawable Metal-clad Switchgears, The construction of QBN7 switchgear is internal arc resistant in accordance with IEC 62271-200, PM type, A FLR accessibility, for the protection of personnel and other equipment, rated short-time current 31.5kA, 12kV and 17.5kV 24kV – NORMACEL – Withdrawable Metal-clad Switchgears, single and double busbar system, the construction of NORMACEL switchgear is internal arc resistant in accordance with IEC 62271-200, PM type, AFLR accessibility, for the protection of personnel and other equipment, rated short-time current 50kA
Secondary distribution
NORMAFIX – Modular air-insulated switchgear:
12kV, 17.5kV, 24kV, 36kV Rated voltage
Rated current up to 630A / 1250A
Degree of insulation from 28kV to 70kV
Short circuit currents from 16kA (3s) to 25kA (1s)
FLUOFIX GC – Modular SF6 insulated switchgear:
12kV, 17.5kV, 24kV, 36kV Rated voltage
Rated current up to 630A
Degree of insulation 28kV/ 75kV; 38/95 kV; 50/125 kV; 70/170 kV
Short circuit current 16kA(3s) to 20kA (1s)
RMU SF6 (Ring Main Units) – SF6 insulated switchgear :
12kV,17.5kV, 24kV (do 630A , 20kA 1s)
Configuration:
2IS+CIS; 2IS+DC ;
2IS+SBM ; 3IS+2CIS ;
and configurations that were requested by the client.
2. Three-phase Oil distributive transformers range of power from 50kVA to 2500kVA, manufactured according to IEC standard 60076.
Nominal voltage: High voltage side up to 36kV, with regulation ± 2×2.5%.
Lower voltage: 400V, 420V
Vectors group: Dyn5 or Dyn11.
3. Three-phase Dry distributive trasformers range of power from 250kVA to 2500kVA, manufactured according to IEC standard 60076.
Nominal voltage: High voltage side up to 36kV, with regulaton ± 2×2,5%
Lower voltage: 400V, 420V
Vectors group: Dyn5 or Dyn11.
4. Disconnectors
Air-insulated type ISP and ISPF rated voltages 12kV, 17.5kV, 24kV and 36kV.
Rated currents up to 400A, short-circuit breaking currents from 12.5kA to 16kA (3s)
Switch disconnector SF6 ( load disconnector) mounted on the pillar
Designed for manual and electrical manipulation
12 kV, 17.5kV, 24kV, 36kV
400A to 630A
12.5kA to 16kA (3s)
-25 ºC/+40 ºC
IP54, IP67.
5. Compact Concrete and Metal enclosed substation:
Medium voltage part up to 35kV, low voltage part up to 1000V. With transformers up to 35kV, power up to 1600kVA .
Dimensions of compact concrete Substation: Width 3500mm to 8500mm, Depth 2520mm, Height 2600mm
Dimensions of compact metals Substation:
Width 3350mm to 5600mm, Depth 1600mm to 2250mm, Height 1930mm to 2335mm