Wiring Diagram - Grundfos UPE Series 2000 Installation And Operating Instructions Manual

4.2 Wiring diagram

Fig. 7
Mains connection
L
• Wires connected to
- outputs NC, NO, C,
- input Start/stop and
- supply terminals
must be separated from each other and
from the supply by reinforced insulation.
• All wires connected to a terminal block
must be tied up at the terminals.
Concerning demands on signal wires and signal
transmitters, see section 10. Technical data.
A connection example can be found on page 255.
Signal output
1 2 3
NC NO C
NC NO C
N
Note:
• If no external on/off switch is connected, the con-
nection across terminals STOP and
maintained.
• All cables used must be heat-resistant up to
+85°C.
• All cables used must be installed in accordance
with EN 60 204-1.
Start/stop
8 7
S
T
O
P
should be
7