Grundfos SE1 100, Additonal Operating & Safety Instructions

Page: 10 / 58

of +40 °C. The mini-
mum ambient tem-
perature for a pump
with a water-in-oil
(WIO) sensor is 0 °C.
7. The thermal protec-
tor in the stator wind-
ings has a rated
switch temperature
of 150 °C and must
guarantee the dis-
connection of the
power supply. The
power supply must
be reset manually.
8. The control unit must
protect the WIO sen-
sor against short cir-
cuit current. The
maximum current
from the control unit
must be limited to
350 mA.
9. For painted pumps,
minimise the risk of
electrostatic dis-
charge by:
• Earthing (mandato-
ry).
• In dry installations,
keep a safety dis-
tance between
pumps and walking
paths.
• Use wet cloths for
cleaning.
10. The WIO sensor
must be used only
with a galvanically
isolated circuit.
11. The lock nut of the
cable connector
must only be re-
placed with an identi-
cal one.
Transporting the product
The pump may be transported and stored in a vertical
or horizontal position.
CAUTION
Crushing hazard
Minor or moderate per-
sonal injury
‐
Make sure the pump
cannot roll or fall
over.
10
English (GB)