KNF SC 920G - Page 9

Vacuum Pump System SC 920G Technical Data
Translation of original Operating Instructions, English, KNF 121308-121311 07/18 9
Operating parameters of coolant (high performance condenser)
Max. permissible pressure
[bar g]
3
Permissible temperature
- 15 °C to + 20 °C
Coolant connections on high-
peformance condenser
For tube ID 8 mm
Coolant-wetted surface [cm
2
]
Min. 460
Electrical data vacuum pump system
Voltage** [V]
100-240 +/- 10 %
Frequency [Hz]
50/60
Max. current consumption at
100 V / 115 V / 240 V [A]
1.7 / 1.5 / 0.8
Max. watt consumption [W]
135
Protection class
IP20
Fuse vacuum pump system [A]
2 x T2.5
Drive motor fusing
Electronic overcurrent protection
Tab. 2 (part 2) ** Automatic voltage selection