Orchard Hills Defence Establishment

Project Name: Orchard Hills Defence Establishment

Project Location: 2181 The Northern Road, Mulgoa, NSW,2745, Australia

Company: Wilken Service Pty Ltd

Client: Department of Defence

Contract Value: $6.3 Million


Wilken’s involvement in the project is to upgrade existing electrical infrastructure including:

High Voltage
-One HV connection Switching Station (and outdoor enclosure)
-New HV switching equipment for the Central Emergency Power Station (CEPS) to replace existing
-One new 200kVA pad mounted substation
– One new 100kVA pad mounted substation
-One new 300kVA external oil filled type transformer (NS3)
– One new 150kVA external oil filed type transformer (AS2)
– Bunding and earthing for upgrade for new (NS3 and AS2) external transformer
– New High voltage cabling to run underground

Low Voltage
-New main switchboard to replace existing main switchboard in Bld N98.
-New Power Factor Correction Board (160) kVAR for Bld N98.
– New sub-installation switchboards (2 off) in citadel building (N91) for the existing 60Hz converters to
replace existing ones
– NEW 20 kVA UPS to replace existing