KSB Calio-Therm S NC, Инструкция по установке и эксплуатации

Страница: 22 / 32

6 Commissioning/Start-up/Shutdown
22 of 32
Calio-Therm S NC/NCV
3 2 1 4
Fig. 8:
Indication of speed level
1 Speed level 1 2 Speed level 2
3 Speed level 3 4 Pushbutton
6.2 Shutdown
ü
The shut-off element in the suction line is and remains open.
1.
Close the shut-off element in the discharge line.
2.
Switch off the motor and make sure the pump set runs down smoothly to a
standstill.
NOTE
If the discharge line is equipped with a check valve, the shut-off element in the
discharge line may remain open, provided the site's requirements and regulations
are taken into account and observed.
For prolonged shutdown periods:
1.
Close the shut-off element in the suction line.
CAUTION
Risk of freezing during prolonged pump shutdown periods
Damage to the pump!
▷
Drain the pump and the cooling/heating chambers (if any) or otherwise protect
them against freezing.
6.3 Operating limits
DANGER
Non-compliance with operating limits for pressure, temperature, fluid handled and
speed
Hot fluids escaping!
▷ Comply with the operating data indicated in the data sheet.
▷
Avoid prolonged operation against a closed shut-off element.
▷ Never operate the pump at product temperatures exceeding those specified in
the data sheet or on the name plate.