Connection To Power Mains - Vents VSK 315 2D User Manual

CONNECTION TO POWER MAINS

ELECTRICIAN WITH A WORK PERMIT FOR THE ELECTRIC UNITS UP TO 1000 V AFTER
• The unit is rated for connection to power mains with the parameters specified in the "Technical data" section, according to the
wiring diagram.
• The connection must be made using durable, insulated and heat-resistant conductors (cables, wires). The actual wire cross section
selection must be based on the maximum load current, maximum conductor temperature depending on the wire type, insulation,
length and installation method.
• The unit must be connected to a stationary power supply network in accordance with the applicable regulations.
The electrical connection must be made at the terminal board of the terminal box located on the fan casing in accordance with the
wiring diagram and terminal designation.
The wiring diagram label is located inside the terminal box.
Designation
L(x) – phase N – neutral QF – automatic circuit breaker PE - ground wire TK - motor thermal protection contacts
MAKE SURE THAT THE FAN IMPELLER ROTATES IN THE DIRECTION MARKED BY THE
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DISCONNECT THE POWER SUPPLY PRIOR TO ANY OPERATIONS WITH THE UNIT.
CONNECTION OF THE UNIT TO POWER MAINS IS ALLOWED BY A QUALIFIED
CAREFUL READING OF THE PRESENT USER'S MANUAL.
THE RATED ELECTRICAL PARAMETERS OF THE UNIT ARE GIVEN ON THE
Power supply parameters and examples of fan wiring diagrams
QF QF
L L
L L
N N
N N
PE PE
TK TK
TK TK
TK TK
TK TK
Fan Fan
1~230 V
IF NECESSARY, CHANGE THE IMPELLER ROTATION DIRECTION BY
ALTERING THE PHASE SEQUENCE ON THE ELECTRIC MOTOR TERMINALS.
MANUFACTURER'S LABEL.
L1 L1
L2 L2
L3 L3
PE PE
TK TK
TK TK
ARROW ON THE FAN CASING.
QF QF
L1 L1
L2 L2
L3 L3
TK TK
TK TK
Fan Fan
3~400 V
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