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36 SSP-PRC001-EN
Wiring shown with dashed lines is to
be furnished and installed by the
customer. All customer- supplied
wiring must be copper only and
must conform to NEC and local
electrical codes. Codes may require
line of sight between disconnect
switch and unit.
Note: When electric heater
accessory is used single
point power entry or dual
point power entry is field
optional. Single point power
entry option is through
electric heater only.
TWA060/TWE060A
Field Wiring:
A 3 power wires. Line voltage for 3
phase; 2 wires for single phase.
B 3 power wires. Line voltage for 3
phase; 2 wires for single phase
C Heat pump thermostat: 6 wires,
24 volts.
Electric heat: add 2 additional
wires, 24 volts.
D 2 wires, 24 volts.
Outdoor thermostat: add 1
additional wire per ODT, 24 volts.
Electric heat: add 1 additional
wire, 24 volts.
(2) TW-048/TWE090B
(2) TW-030/TWE060B
(2) TW-060/TWE120B
Field Wiring:
A 3 power wires. Line voltage for 3
phase; 2 wires for single phase.
B 3 power wires. Line voltage for 3
phase; 2 wires for single phase.
C Heat pump thermostat: 7 wires,
24 volts Electric Heat: add 2
additional wires, 24 volts.
D 5 wires, 24 volts to outdoor
section "A’’ 2 wires, 24 volts to
outdoor section “B’’ 2 wires, 24
volts between outdoor sections
“A” “ B ’’
Electric heat: add 1 additional
wire, 24 volts.
Outdoor thermostat: add 1
additional wire, 24 volt.
TWA090A/TWE090A
TWA120A/TWE120A
Field Wiring:
A 3 power wires, line voltage.
B 3 power wires, line voltage for
3 phase; 2 wires for single
phase.
C Heat pump thermostat: 6 wires,
24 volts.
Electric heat: add 2 additional
wires, 24 volts.
D 6 wires, 24 volts.
Outdoor thermostat: add
1additional wire, 24 volts.
Electric heat: add 1 additional
wire, 24 volts.
(2) TWA090A/TWE180B
(2) TWA120A/TWE240B
Field Wiring:
A 3 power wires, line voltage.
B 3 power wires, line voltage.
Figure 16. Title goes here in this table cell
C Heat pump thermostat: 7 wires,
24 volts.
Electric heat: add 2 additional
wires, 24 volts.
D 9 wires, 24 volts.
Electric heat: add 4 additional
wires, 24 volts.
Outdoor thermostat: add 3
additional wires, 24 volts.
TWA180B/TWE180B
TWA240B/TWE240B
Field Wiring:
A 3 power wires, line voltage.
B 3 power wires, line voltage.
C Heat pump thermostat: 7 wires,
24 volts.
Electric heat: add 2 additional
wires, 24 volts.
D 7 wires, 24 volts.
Electric heat: add 4 additional
wires, 24 volts.
Outdoor thermostat: add 1
additional wire, 24 volts.
Jobsite Connections