Installation / Operation Instruction Manual

Table Of Contents
Page 39
Figure 18. Electrical Connections
Field Electrical
Connections at the
Terminal Block on the
Control Panel
Flex Conduit for
Field Wiring
Available Knockouts for
other wiring needs
Low Voltage Box for Field
Connections
High Voltage Box for
Main Power Connections
VIEW from
the
BACK
Hinged Control Panel
swings open for
servicing and setup
Table 16. Electrical Data
Three Phase
600 480 208
L1 P BR Blk
L2 V O Red
L3 T Y BL
Single Phase
120 240 208
L1 Blk Blk Blk
L2 Wht Red Red
Table 17. Voltage Phase Color Identication
7.C Main Power Data
NOTES: Field Wiring and Main Power
Wiring should only enter at the rear of
the boiler and at these electrical boxes.
The top covers must remain removable
for routine service.
FLA = Full Load Amperage MCA = Minimum Circuit Ampacity MOP = Max Over-current Protection
Electrical
Data
Voltage FLA MCA MOP FLA MCA MOP FLA MCA MOP FLA MCA MOP
120V, 1 phase 5.0 6.2 15.0 6.2 7.8 15.0 7.8 9.7 20.0
N/A N/A N/A
208V, 1 phase
2.9 3.6 15.0 3.6 4.5 15.0 4.5 5.6 15.0 N/A N/A N/A
220/240V, 1 phase
2.7 3.4 15.0 3.4 4.2 15.0 4.3 5.3 15.0 N/A N/A N/A
208V, 3 phase
N/A N/A N/A N/A N/A N/A 3.3 4.1 15.0 4.5 5.6 15.0
480V, 3 phase
N/A N/A N/A N/A N/A N/A 1.5 1.9 15.0 2.1 2.6 15.0
600V, 3 phase
N/A N/A N/A N/A N/A N/A 1.1 1.4 15.0 1.4 1.8 15.0
FLA - Full Load Amperage
MCA - Minimum Circuit Ampacity
MOP - Maximum Over-current Protection
Current Current Current Current
1000 1500 2000 3000