Danfoss AK-PC 781A User Manual

AK-PC 781A Capacity controller RS8HE202 © Danfoss 2017-07 137
Appl. Compressor Fan Description Module Point number Appl. Point number
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 24 25
a
LT
1 vsd comp.
1 single
CO
2
Modul 1 -
Controller
LT Comp.
Release
Loadshed
1
Loadshed
2
Main Sw.
a
Sd Ss P0 Pc Comp. 1 Comp. 2 Alarm LT Comp.
Request
Comp.
speed
Modul 2 -
AK-XM 102B
Comp. 1
safety
Comp. 2
safety
VSD C.1
safety
b
LT
1 vsd comp.
1 single
CO
2
, Oil valve
Modul 1 -
Regulator
LT Comp.
Release
Loadshed
1
Loadshed
2
Oil lvl.
Comp. 1
Oil lvl.
Comp. 2
Main Sw.
b
Reset
lockout
Sd Ss P0 Pc Comp. 1 Comp. 2 Oil
Valve C1
Oil
Valve C2
Oil lvl.
Safety C1
Oil lvl.
Safety C2
Alarm LT Comp.
Request
Comp.
speed
Modul 2 -
AK-XM 102B
Comp. 1
safety
Comp. 1
safety
VSD C.1
safety
c
MT
1 vsd comp.
3 single
vsd-fans
Boost
Gas cooler
Receiver
TW
HR
CO
2
Modul 1 -
Regulator
MT Comp.
Request
Loadshed
1
Loadshed
2
Sgc Shp Main Sw.
c
Sc3 Sd Ss P0 Pc Comp. 1 Comp. 3 Comp. 3 Liq. Inject
suction
Fan 1 Fan 2 Comp. 4 MT Comp.
Release
Comp.
speed
Fan speed
Modul 2 -
AK-XM 102B
Comp. 1
safety
Comp. 2
safety
Comp. 3
safety
Comp. 4
safety
VSD C.1
safety
Fan 1
safety
Fan 2
safety
VSD cond
safety
Modul 3 -
AK-XM 103A
Power loss Speed tw Speed hr
Modul 4 -
AK-XM 208C
TW
Stw2
TW
Stw3
TW
Stw4
TW
Stw8
HR
Shr2
HR
Shr3
HR
Shr4
HR
Shr8
Vrec
CCM
Vhp
CCMT
Modul 5 -
AK-XM 205A
TW
enable
Flow Sw.
TW
HR
enable
Flow Sw.
HR
Volt
input 1
Saux 1 GasCool.
Pgc
Receiver
Prec
HR tw
V3tw
HR tw
Pump tw
HR
V3hr
HR
pump hr
GasCool.
V3gc
Thermost.
1
Alarm
d
MT
1 vsd comp.
3 single
vsd-fans
Boost
Gas cooler
Receiver
Oil sep.
Oil receiver
Oil valve
TW
HR
CO
2
Modul 1 -
Regulator
MT Comp.
Request
Loadshed
1
Loadshed
2
Sgc Shp Main Sw.
d
Sc3 Sd Ss P0 Pc Comp. 1 Comp. 2 Comp. 3 Liq. Inject
suction
Fan 1 Fan 2 Comp. 4 MT Comp.
Release
Comp.
speed
Fan speed
Modul 2 -
AK-XM 102B
Comp. 1
safety
Comp. 2
safety
Comp. 3
safety
Comp. 4
safety
VSD C.1
safety
Fan 1
safety
Fan 2
safety
VSD cond
safety
Modul 3 -
AK-XM 103A
Reset Kom
lockout
Oil Low
Receiver
Oil Hi
Receiver
Power loss Speed tw Speed hr
Modul 4 -
AK-XM 208C
TW
Stw2
TW
Stw3
TW
Stw4
TW
Stw8
HR
Shr2
HR
Shr3
HR
Shr4
HR
Shr8
Vrec
CCM
Vhp
CCMT
Modul 5 -
AK-XM 205A
TW
enable
Flow Sw.
TW
HR
enable
Flow Sw.
HR
Volt
input 1
Saux 1 GasCool.
Pgc
Receiver
Prec
HR tw
V3tw
HR tw
Pump tw
HR
V3hr
HR
pump hr
Oil valve
Separat.1
GasCool.
V3gc
Thermost.
1
Alarm
Modul 6 -
AK-XM 205A
Oil lvl.
Comp. 1
Oil lvl.
Comp. 2
Oil lvl.
Comp. 3
Oil lvl.
Comp. 4
Oil Low
Separ. 1
Oil Hi
Separ. 1
Poil
rec
Oil
Valve C1
Oil
Valve C2
Oil
Valve C3
Oil
Valve C4
Oil lvl.
Safety C1
Oil lvl.
Safety C2
Oil lvl.
Safety C3
Oil lvl.
Safety C4
e
LT
1 vsd comp.
2 single
HFC
Cascade
Modul 1 -
Regulator
LT Comp.
Release
Loadshed
1
Loadshed
2
Night Main Sw.
e
Sd Ss P0 Pc Comp. 1 Comp. 2 Comp. 3 Alarm LT Comp.
Request
Comp.
speed
Modul 2 -
AK-XM 102B
Comp. 1
safety
Comp. 2
safety
Comp. 3
safety
VSD C.1
safety
f
MT
1 vsd comp.
3 single
4 fans
HFC
Cascade
HR
Modul 1 -
Regulator
MT Comp.
Request
Loadshed
1
Loadshed
2
Night Heat
recovery
Main Sw.
f
Sc3 Sd Ss P0 Pc Comp. 1 Comp. 2 Comp. 3 Comp. 4 Fan 1 Fan 2 Fan 3 Fan 4 Comp.
speed
Modul 2 -
AK-XM 102B
Comp. 1
safety
Comp. 2
safety
Comp. 3
safety
Comp. 4
safety
VSD C.1
safety
Modul 3 -
AK-XM 205A
Volt
input 1
Saux 1 Volt input
1 (DO)
MT Comp.
Release
Liq. Inject
Heat Ex.
Thermost.
1
Heat
recovery

Danfoss AK-PC 781A Specifications

General

Brand	Danfoss
Model	AK-PC 781A
Category	Controller
Language	English