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MV and HV systems importing Croatia

Please kindly recommend the top 3 manufacturers of medium voltage and high voltage switchgear
66 kV SWITCHGEAR
HV system consists of:
• Withdrawable circuit breaker pc 1
• Earthing switch pcs 2
• Voltage transformer pcs 3
• Current transformer pcs 3
• Surge arrester pc 3
• Joining material set 1
• Steel construction set 1
The 66 kV switchgear system is placed indoor, in a separate room. It comprises of a withdrawable live tank circuit breaker, including both breaking and disconnecting function, together with instrument transformers.
72,5kV THREE‐PHSE SF6 CIRCUIT BREAKER, 3P OPERATION
Brief performance description:
• Installation: Outdoor/Indoor
• Type: Withdrawable, disconnecting function SF6
• Power frequency: 50 Hz
• Rated voltage: 72,5 kV
• Rated current: 2000 A
• Rated breaking circuit: 25 kA
• Operation type: 3pole
72,5kV SUBSTATION EARTH SWITCH
Brief performance description:
• Installation: Outdoor/Indoor
• Power frequency: 50 Hz
• Rated voltage: 72,5 kV
• Rated current: 2000 A
• Operating mechanism: Manual or motor
Medium voltage switchgear panel used for connection of generators, generator synchronisation, power supply of station service system, voltage and current metering and connection to common step-up transformer outgoing for evacuation of generated power to grid.
Equipment:
Metal-enclosed, modular MV switchgear, for indoor installation, with routine tests, without type, factory-acceptance and special tests, made up of modular units with main characteristics listed below.
Configuration
• According to SLD
Main technical data:
• Nominal system voltage: 10 kV
• Rated voltage: 24 kV@ 1000 m a.s.l.
• short-duration power-frequency
withstand voltage: 50/60 kV @ 1000 m a.s.l.
Lightning impulse withstand voltage 125/145 kV @ 1000 m a.s.l.
• Rated frequency: 50 Hz
• Rated current, busbar: 630 A
• Short-circuit withstand current: 25 kA (1 s)
• Busbar insulation: AIS
• Circuit breaker type: Vacuum, E2, M2
• Auxiliary voltage: DC 110 V, DC 24 V, AC 230 V
• Installation Ind
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