12.5 KV Breaker Switch combo:

Enclosure:

• Self-supported cell enclosure, metal-enclosed type NEMA 1 gasketed
• Sand blast surface preparation and epoxy painted
• Removable non-magnetic connector plate

15kV Breaker:

• Type : Vacuum, indoor, 3 poles
• Mounting : Fixed
• Rated voltage : 15 kV rms
• FLC : 200 A
• Isc : 20 kA
• Max. Sym. Interrupt & STC: 20 kA rms
• Close & Latch : 52 kA rms
• Lightning Impulse Withstand (BIL) : 95 kV Crest
• Low Frequency Withstand (Hi-Pot) : 36 kV rms
• Rated frequency : 60 Hz
• Control voltage : 24 Vdc
• Four auxiliary contact for client use : 2 NO – 2NC

15 kV Load break Switch :

• Rated voltage : 15 kV
• Rated current : 200 A
• Impulse test voltage : 95 kV
• Momentary rating asymmetrical : 40 kA eff
• Fault-closing rated current asymmetrical : 40 kA eff
• Short time current symmetrical : 25 kA eff./ 3 sec.

Other electrical components:

• 3 x Current Transformer / 400:5A 0.3B1.8
• 1 x Test switch, Isoelectric, 4PCCG
• Protection Relays Schweitzer no. 751A
• 3 x Voltage indicators on incoming side of the disconnect switch
• Tin plated copper bus bar and 15 kV insulator design for 20 kA rms sym short circuit
• 50mm x 6mm copper bus bar for grounding
• 2 x Copper braids for doors grounding
• 1 x Charger 24 Vdc (10 A)
• 2 x 24V battery
• 6 x Grounding ball stud with insulating boot
• 1 x Kirk Key with chain to close shelter/container doors supplied loose matching kirk key on the switch handle preventing doors from being opened when transformer is under power

General information :

• Standard production testing
• All control wiring is SIS type as per CSA C22.1 #31 regulation (switchgear)
• Schematic drawings included (Adria standard)
• Installation & maintenance manual included
• Danger signs, Arc-Flash signs, etc.
• CSA approval included
• CAN CSA M421 compliant (mines and quarries)
• This design is already type tested (Corona & BIL test from previous order)