Fujitsu AIRSTAGE J-II Design & Technical Manual page 684

Example of installation for each tenant
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Electric substation
equipment
Whm
MBK
Whm
MBK
Whm
Whm
MBK
Whm
Roof air conditioner
Refrigerant system 1
(All Refrigerant system)
SBK
SBK
SBK
SBK
SBK
SBK
2nd floor air conditioner
(Refrigerant system 2)
(Heat Recovery type)
SBK
SBK
1st floor air conditioner
(Refrigerant system 1)
(Heat Pump type)
SBK
SBK
- (07-158) -
3-phase electric power:
Refrigerant system 2
Single-phase electric power:
MBK: Main Breaker
SBK: Sub Breaker
Whm: Electricity meter
Tenant D
Tenant C
Tenant B
Tenant A