Wilo SK 601N Einbau- Und Betriebsanleitung Seite 31

7.2.3 Connection to switchbox SK 602N/SK 622N
For pumps with higher power consumption or pumps with
a three-phase power supply, the time switch can be used
together with SK602N/SK622N to switch the pump via a three-
phase power contactor.
NOTE: Observe the installation and operating instructions of
the switchgears SK602N/SK622N!
For switchbox SK602N/SK622N, the installed cable jumper
between terminals 1 and 2 of terminal block (X1) must be
removed.
Between the switchbox SK601N and the switchbox
SK602N/622 N, connect the terminals as follows.
SK 601N
Terminal block
Time switch
8 Commissioning
WARNING! Risk of injury and damage to property!
Incorrect commissioning can lead to injuries to persons and
damage to property.
• Commissioning by qualified personnel only!
• Observe the installation and operating instructions for the
pumps and accessories.
• It is imperative that the warnings from chapter 7 be heeded!
• Before commissioning the switchgear and the pump, check
whether these have been properly installed and connected.
Installation and operating instructions SK 601N
SK 602N/SK 622N
L ‚ ƒ
N ‚ ƒ N
PE ‚ ƒ PE
2 ‚ ƒ
1 Terminal block (X1)
2
English
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