Unit IN 1590 XTW IN 1590 XTW Pump level
Recommended cooling water pressure
dierence
bar 3 3 ---
Minimum cooling water pressure dier-
ence*
bar 0.8 0.8 ---
Maximum cooling water pressure dif-
ference
bar 10 10 ---
Maximum cooling water pressure bar 10 10 ---
* only approved for a max. cooling water temperature of 20 °C
Fig. 91: Cooling water pressure dierence
15.4 Refrigerant and filling weight
The device contains fluorinated greenhouse gases.
Table 1 Unit IN 130 T IN 230 T IN 230 TW IN 530 T
Refrigerant --- R-449A R-449A R-449A R-449A
Maximum filling weight kg 0.40 0.45 0.45 1.20
GWP
(100a)
*
--- 1397 1397 1397 1397
CO
2
equivalent
t 0.6 0.6 0.6 1.7
Table 2 Unit IN 530 TW IN 1030 T IN 1330 TW IN 1830 TW
Refrigerant --- R-449A R-449A R-449A R-449A
Maximum filling weight kg 1.20 2.00 2.20 2.20
Integral T
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