KAESER TG 450, Руководство оператора, Страница: 17 / 116

2.6 Refrigerant circuit
The refrigerated dryer contains a refrigerant that is classified as a fluorinated global warming gas.
This refrigerant is required for the function of the machine.
TG 450 TG 520 TG 650 TG 780 TG 980
Refrigerant R-513A R-513A R-513A R-513A R-513A
Global warming potential
(GWP)
631 631 631 631 631
Charge quantity 1) [lb]
9.48
9.04 2)
9.59
8.82 2)
14.11
13.45 2)
13.23
12.57 2)
17.42
17.20 2)
Charge quantity as CO
2
equivalent [t]
2.71
2.59 2)
2.74
2.52 2)
4.04
3.85 2)
3.79
3.60 2)
4.98
4.92 2)
Maximum working pres‐
sure [psig] (high pressure
end)
348 348 348 348 348
Maximum working pres‐
sure [psig] (low pressure
end)
305 305 305 305 305
Pressure monitor:
Cut-out pressure [psig] 334 334 334 334 334
1) Volume of fluorinated global warming gases for which the refrigerant system was designed
2)
Option K2
Tab. 8 Refrigerant circuit
2.7 MODBUS TCP communications module
Communication interface
Characteristic Value
Communication bus SIGMA NETWORK / MODBUS TCP server
(slave)
SIGMA NETWORK cable
CAT5, 2x2x0.64, color grey (meter goods)
Material number: 7.9679.0
Retrofit Kit
SCS RJ45 connector plug (RJ45 plug, 90° off‐
set, 4 displacement/clamping contacts, tool-free
installation (Fast Connect))
Material number: 7.5250.02180
MODBUS TCP cable
CAT5 shielded, copper, color green (meter
goods)
Material number: 7.7629.0
Power supply [V DC] 24
Transfer rate [Mbit/s] 10/100
Properties 1 Auto crossing (Auto-MDI (X))
Properties 2 Auto negotiation
2 Technical Data
2.6 Refrigerant circuit
No.: 901760 02 USE
Operator Manual Refrigerated Dryer
TG
7