Connection Diagram; Power Limiting, Minimum Speed - ITT A 14 Montage- Und Betriebsanleitung

59
english

Connection diagram

51-54
Error message
(potential-free closing
contact closed if there
is a malfunction),
contact load max. 250V~, 1A
51-52
(Zero potential normally-
closed contact,
open with fault)
Contact load
max. 250V~, 1A
Switch
ON
OFF
english
5.2 Connection diagram
1)
54 52 51
max. 250V
~1× 230 V
Back-up fuse
Switch
1
2
1)
Notes on switch settings:
1)
The power limiting P
in order to avoid noise from a too high flowrate V [m
in the pump. Can be changed to max. pump flowrate
if necessary.

5.3 Power limiting, minimum speed:

The pump can be set to a minimum speed (min).
1A
N L
Supply
10 A
ON
Power limiting
ON
Terminals 51, 52, 54
Operating message
is set as standard to 80% of P max
red
minimum speed (min )
power limiting (P red)
44
Switch
OFF
Power limiting
OFF
Terminals 51, 52, 54
Error message
= Delivery condition
/h]
3