8
MODEL 724T 230V 3 PHASE
MODEL 748T 230V 3 PHASE
MODEL 736T 230V 3 PHASE
X
TERMINAL BLOCK
FOR SUPPLY CONNECTIONS USE COPPER WIRE ONLY, SUITABLE FOR AT LEAST 90°C (194°F).
USE #12 AWG OR LARGER. DO NOT CONNECT TO A SYSTEM OPERATING AT MORE THAN 250
VOLTS TO GROUND
230/400 VOLT Y - 8.7 KW
X
Y
Z
2M-Z8449 REV B 7-15-08
12.6
12.6
6
5
4
3
2
1
Y
Z
15
14
15
14
12.6
NOM. AMPS
PER LINE
N
16
16
16
16
16
16
17
13
13
CONTACTOR
HEATING
ELEMENT
N
THERMOSTAT
PILOT
LIGHT
G
G
X
TERMINAL BLOCK
FOR SUPPLY CONNECTIONS USE COPPER WIRE ONLY, SUITABLE FOR AT LEAST 90°C (194°F).
USE #10 AWG OR LARGER. DO NOT CONNECT TO A SYSTEM OPERATING AT MORE THAN 250
VOLTS TO GROUND
230/400 VOLT Y - 13.05 KW
X
Y
Z
2M-Z8552 REV B 7-15-08
18.9
18.9
9
8
7
6
5
4
3
2
1
Y
Z
15
14
15
14
15
14
18.9
NOM. AMPS
PER LINE
N
16
16
16
16
16
16
16
16
16
17
17
13
13
13
CONTACTOR
HEATING
ELEMENT
THERMOSTAT
N
PILOT LIGHT
G
G
X
TERMINAL BLOCK
FOR SUPPLY CONNECTIONS USE COPPER WIRE ONLY, SUITABLE FOR AT LEAST 90°C (194°F).
USE #8 AWG OR LARGER. DO NOT CONNECT TO A SYSTEM OPERATING AT MORE THAN 250
VOLTS TO GROUND
230/400 VOLT Y - 17.4 KW
X
Y
Z
2M-Z8450 REV B 7-15-08
25.2
25.2
16
16
16
15
14
10
12
9
8
7
6
5
4
3
2
1
Y
Z
15
14
15
14
15
14
25.2
NOM. AMPS
PER LINE
N
16
16
16
16
16
16
16
16
16
11
17
17
17
13
13
13
13
CONTACTOR
HEATING
ELEMENT
THERMOSTAT
N
PILOT
LIGHT
G
G
NOTE: Wattage is 4.35
kw per heated zone.
(1450 watts per-element)
See unit
nameplate for correct
supply voltage.
