Terminal tap chart, Low voltage wire size chart – Edge Lighting 2x300W/12V Magnetic Remote Transformer User Manual

Page 3

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HO

T 1

HO

T 2

COM

D

P2

COM P

P4

P3

P1

T4

T3

T2

T1

COM T

5: Install the low voltage wires from the transformer to the
electrical power feed box to which the power feed canopy
will be attached. For best performance, use the wire size
from the "Low Voltage Wire Size Chart below".

6: Insert one low voltage wire into the "T2" terminal (default)
and tighten the screw firmly. Mark this low voltage wire in
the electrical power feed box as "HOT 1".

7: Insert the second low voltage wire into the "COM P"
terminal (default) and tighten the screw firmly. Mark this
low voltage wire in the electrical power feed box as "HOT
2".

8: Cut two short pieces of low voltage wires (THHN). Insert
one short low voltage wire into "COM T" terminal (default)
and the other one into "P2" terminal (default) and tighten
the screws. Connect these two short wires to the third low
voltage wire with a wire nut. Mark this low voltage in the
electrical power feed box as "COM".

9: Measure the voltage at the primary power line coming
into the transformer. If the voltage is not in the range of
115-120 volt, then pick the proper terminal tap using the
"Terminal Tap Table" to reconnect the low voltage wire that
was connected to "T2" and the short wire that was
connected to "P2" terminal taps.

10: Turn off the electrical power at panel.

11: Connect the 120V black transformer wire to the hot power
line wire with a wire nut.

12: Connect the 120V white transformer wire to the neutral
power line wire with a wire nut.

13: Turn on the electrical power at the panel.

8

6

7

8

6

8

7

11

11

12

11

NOTE:

300 watt loads. Lengths are the distance from the transformer to
the system power feed connector, or power feed canopy.

The THHN wire sizes are for 3% drop in voltage based on

3

NOTE: Risk of Fire - The terminal taps ARE NOT for boosting
the transformer low voltage power, they are selected to ensure
output power voltage based upon input power voltage condition.
NEVER use a higher terminal tap to compensate for voltage
drop, this will overheat the low voltage wires and transformer. It
is recommended to use the wire size as indicated in "Low
Voltage Wire Size Chart" below to avoid excessive voltage drop.

TERMINAL TAP CHART

PRIMARY POWER
INPUT VOLTAGE

TERMINAL TAP
TO BE USED

105-109

T4

110-114

115-120

121-125

T3

T2

T1

LOW VOLTAGE WIRE SIZE CHART

TRANSFORMER
WATTAGE

WIRE SIZE
FOR 5 FT

WIRE SIZE
FOR 6-15 FT

WIRE SIZE
FOR 16-20 FT

WIRE SIZE
FOR 21-40 FT

300 WATT

#10 GA

#6 GA

#4 GA

#1 GA

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