SQFlex Service Instructions

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1.3.3 IO 101 SQFlex switch box
Technical data:
• DC: Max. 225 V, PE.
• AC: Max. 265 V, 50/60 Hz, PE.
The internal relay in the IO 101 has the following rated voltage:
• 115 V –15%/+10%, 50/60 Hz, PE.
The IO 101 SQFlex switch box makes it possible to
• switch off the voltage supply to the pump and
• connect a back-up generator.
A back-up generator is useful in periods of insufficient
solar energy or in case of an immediate requirement
for water supply or a need for water at night.
Internal (and external) wiring of IO 101 SQFlex switch box
sqflex_SI_US_WG.book Page 13 Thursday, October 1, 2009 3:27 PM