Unit IN 280 XT IN 280 XTW IN 590 XTW Pump level
Recommended cooling water
temperature
°C --- 15 15 ---
Recommended cooling water
pressure dierence
bar --- 3 3 ---
Minimum dierential pressure of
cooling water
Á
bar --- 0.8 0.8 ---
Maximum cooling water pressure
dierence
bar --- 5 10 ---
Maximum cooling water pressure bar --- 10 10 ---
À
Pump level 4
Á
only approved for a max. cooling water temperature of 20 °C
Table 56: Cooling output
Unit IN 1590 XTW IN 1590 XTW Pump level
Cooling output at (ambient tem-
perature 20 °C)
at 50 Hz at 60 Hz
200 °C kW 18.50 18.50 8
100 °C kW 18.50 18.50 8
20 °C kW 18.50 18.50 8
10 °C kW 15.00 16.00 8
0 °C kW 11.50 12.20 8
-10 °C kW 8.70 9.00 8
-20 °C kW 8.50 9.00 4
-30 °C kW 8.50 9.00 4
-40 °C kW 7.50 8.50 4
-50 °C kW 6.00 7.00 4
-60 °C kW 4.00 5.20 4
-70 °C kW 2.20 3.40 4
-80 °C kW 0.90 1.50 4
-90 °C kW 0.35 0.50 2
Cooling medium --- Water Water ---
Cooling water flow rate l/min 26.0 26.0 ---
Cooling water temperature
minimum/maximum
°C 10/30 10/30 ---
Recommended cooling water tem-
perature
°C 15 15 ---
V6 Integral Process Thermostats and High-Temperature Thermostats 173 / 198