MONOBLOC SUBSTATION 1000KVA

Section 1:

5kV main switch:

• Load switch 5kV 600A c/a 5kV DIN fuses (45mm x 292mm)
• Interlock Kirk-key, between the door and the switch, to prevent opening under voltage
• Recessed handles to prevent from breaking during transport
• Removable protection grid, to secure the changing of fuses
• Window (safety glass) for displaying the status of the switch contacts

Section 2:

Transformer 4160/600-347V “Delta-Wye”:

• Dry type power transformer:
  • TRANSFORMER BUILT FOR MINING APPLICATION
  • 1000kVA
  • Transformer compliant with C802.2 and NRCan 2018
  • Class H insulation 220°C
  • Temperature rise 150°C
  • Copper winding
  • Primary: 4.16kV (Delta) BIL: 30kV
  • Secondary: 600/347V (Wye) BIL: 10kV
  • Adjustment sockets: 4x 2.5% (2FCAN + 2FCBN)
  • IZ: 5% (est.)
• Anti-splash ventilation grille with metal mesh protection
• Grounding resistor 69Ohm, 5A cont.
• Startco ER600V detection resistor with CT
• CT and PT installed on the secondary side of the transformer

Section 3:

600V distribution panel including:

• 5x 400A 3P c/w ST feeder circuit breakers
• (ST= Magnetic trigger)
• Provision for padlock on all 600V circuit breakers
• 5 x earth fault protection SE-105 c/a TC. 200/5 on power circuit breakers equipped with a magnetic release
• MALT SE-330 monitoring relay
• 1x digital power multimeter with CT and PT for measurement (installed in control section)
• Auxiliary distribution 120/240V 5kVA (dry type) 4x15A and 4x20A ccts, recessed including 1x GFCI outlet 120V 20A with waterproof cover

Enclosure:

• Transportable vertically
• NEMA 2
• Drip-proof housing designed for mining use
• Cabinet cleaned with sandblasting and gray epoxy paint
• Standard replacement parts available and easy to replace (doors, accessories, etc.)
• Approximate dimensions and weight:
  • 135’’ L x 48’’ P x 65’’ H
  • 9 000 lbs