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Chromalox HVH-TK5 Manual De Usuario

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TO T1
TO T1
TO T2
TO T3
TO T3
TO T2
{
TRANSFORMER COLOR CODE INDEX
VOLT
LEAD CLRS
LEAD CLRS
LEAD CLRS
X2
BLU
BLU
BLU
BLU
BLU
X2
WHT
WHT
WHT
WHT
WHT
H2
RED
OR
BR
BLK/RED
GRA
YEL
BLK
BLK
575
YEL
BLK
BLK
480
YEL
BLK
BLK
277
YEL
BLK
BLK
240
YEL
BLK
BLK
208
X1
X1
H1
24V SEC.
120V SEC.
PRI. XFMR
PRI.
Motor
Optional Thermostat
Built in or field installed
Elements
3Ø Wiring
Terminal
Block
T1
T3
T2
L1
L3
L2
Pink
C1
C2
C3
1Ø Wiring
To T1 To T1 To T1
To T2 To T2 To T2
NOTE:
1. Omit "L3" wiring for 1Ø heaters
2. 3Ø Motors used on all 480V, 7.5 kW or higher
    heaters. All other heaters use 1Ø motors.
See Note #2
Optional Disconnect
Switch Built in or
field installed
Sec
X1 X2
H1 H2
Power 60 Hz
Remove jumper wire when
themostat is used
Figure 5
208-277V  1Ø or 3Ø with contactor
WIRING DIAGRAMS (cont’d.)
TO T1
TO T1
TO T2
TO T3
TO T3
TO T2
{
Motor
Orange
Purple
Optional Thermostat
Built in or field installed
Optional Disconnect
Switch Built in or
field installed
Power
60 Hz
Elements
3Ø Wiring
Cutout
Terminal
Block
T1
T3
T2
L1
L3
L2
Pink
C1
C2
C3
1Ø Wiring
To T1 To T1 To T1
To T2 To T2 To T2
NOTE: Omit "L3" wiring for 1Ø heaters
Remove jumper wire when thermostat is used
Figure 7
1Ø or 3Ø with optional external 24
or 120V control using single
pole thermostat
Remove jumper wire when
thermostat is used
TO T1
TO T1
TO T2
TO T3
TO T3
TO T2
{
{
Motor
Optional Thermostat Built in or field installed
Elements
3Ø Wiring
Terminal
Block
T1
T3
T2
L1
L3
L2
C1
C2
C3
1Ø Wiring
To T1 To T1 To T1
To T2 To T2 To T2
NOTE:
1. Omit "L3" wiring for 1Ø heaters
Optional Disconnect
Switch Built in or
field installed
Power 60 Hz
Externally provided control voltage.
See nameplate for voltage
Cutout
Figure 6
208-480V  1Ø or 3Ø
with contactor and transformer