Bell & Gossett 193 TECHNOVAR VARIABLE SPEED PUMP CONTROLLER AND INTEGRATED AJUSTABLE FREQUENCY DRIVE User Manual
Page 21
Operating Instruction
21
Picture 11
Picture 12
12
Picture 13
Picture 14
Mounting the wallmounted kit on the Technovar
BEFORE REMOVING THE FREQUENCY INVERTER COVER THE SYSTEM MUST BE DIS-CONNECTED
FROM THE POWER SUPPLY. AFTER SWITCHING OFF THE POWER SUPPLY WAIT AT LEAST 5
MINUTES BEFORE STARTING WORK ON OR IN THE TECHNOVAR DRIVE HEAD.
Mounting the fan-board
Loosen the 4 main screws from the Technovar cover and also the 8 screws holding the
control-card.
Then remove the Technovar cover carefully. (Take care with the control-card and the GND-
Cable.)
Picture 3 shows you the fan-board (incl. the 3 fuses 1A/500V- picture 3/G) that you can fix
with the 3 plastic-distances in the 3 holes which are made for. (Picture 4)
The power supply for the fan-board comes from the connections L1, L2, L3 on the primary-
side from the rectifier-board.
Please fasten the connection screw as well and connect the right cable with the right
connection
Compare the cable number and the connection number. (Picture 5).
Connecting the control-cable
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