Install Instructions

NOTE: When changing to and from speed 1, the

cover of the speed switch module must be removed

and fitted on the other side of the switch.

4. Fit the terminal box cover back onto the terminal

box and tighten the four screws in the cover.

5. Switch on the electrical supply.

Check that the green indicator light is perma-

nently on or flashing.

NOTE: The speed switch module must never be

used as an on/off switch.

4.3.2 Two-speed pumps, 3 x 460 V and 575 V

The speed setting in the terminal box can be

changed to two positions. The speed in the two posi-

tions appears in the table below (also see fig. 13 on

page 9).

Change the pump performance as follows:

The speed is changed by the position of the jumpers

in the terminals. The jumpers are fitted according to:

• figure 15 for speed 1 - low speed

• figure 16 for speed 2 - high speed.

Fig. 15 Speed 1 (low speed)

Fig. 16 Speed 2 (high speed)

Fig. 17 Terminal box

Speed step Speed in % of maximum speed

1 approx. 75%

2 100%

WARNING!

Never make any connections in the pump

terminal box unless the electrical supply

has been switched off.

TM03 7734 4806TM03 7733 4806

T4 T6

T3 T2 T1

Jumper wire

T4 T6

T3 T2 T1

Jumper wire

TM03 7739 4806