TABLE OF CONTENTS
Clearances to Combustibles ...........................................3
Wiring Diagrams ..............................................................3
Clearances ......................................................................3
ELECTRICAL SUPPLY ..................................................3
Installation Preparations .................................................3
Terminal Blocks ...............................................................3
Circuit Options .................................................................3
Single Branch Circuit Electrical Connection ..................3
Multiple Branch Circuit Electrical Connection ................3
Circuit Breakers ...............................................................3
Breaker Removal ...........................................................4
HEAT KIT INSTALLATION .............................................4
AIRFLOW .......................................................................6
FIGURES AND TABLES ................................................6
Table 3. Heater Kit Model Cross Reference ...................6
Electrical Data .................................................................7
Table 4. MCA/MOP Data (Single Circuit) .......................7
Table 5. MCA/MOP Data (Multiple Circuit).....................8
Electrical Diagrams .........................................................9
Figure 13. Single and Dual Power Supply Connections 9
Figure 14. Wiring Diagram for 9 kW, 240V, 3-Phase ......10
Figure 15. Wiring Diagram for 9 kW, 480V, 3-Phase ......11
Figure 16. Wiring Diagram for 18 kW, 240V, 3-Phase ....13
Figure 17. Wiring Diagram for 18 kW, 480V, 3-Phase ....14
Figure 18. Wiring Diagram for 30 and 35 kW,
240V, 3-Phase ............................................................16
Figure 19. Wiring Diagram for 30 and 35 kW,
480V, 3-Phase ............................................................17
IMPORTANT SAFETY INFORMATION
INSTALLER: Please read all instructions before servicing
this equipment. Pay attention to all safety warnings and
any other special notes highlighted in the manual. Safety
markings are used frequently throughout this manual to
designate a degree or level of seriousness and should not
be ignored.
WARNING indicates a potentially hazardous
situation that if not avoided, could result in personal injury or
death.
CAUTION indicates a potentially hazardous situation
that if not avoided, may result in minor or moderate injury or
property damage.
WARNING:
RISK OF ELECTRICAL SHOCK
Shut off all electrical power to the unit before
performing any maintenance or service on the system.
Failure to follow this warning can cause serious injury,
fire, electrical shock, or death.
• The installer performing this work assumes all responsibility
when installing this kit. These instructions are primarily
intended to assist qualified individuals experienced in the
proper installation of these components. Some local codes
may require licensed installation/service personnel for this
type of equipment. Safety should always be the deciding
factor when installing this product and using common sense
plays an important role as well. Improper installation of
the components or failure to follow safety warnings could
result in serious injury, death, or property damage.
• Unless noted otherwise in these instructions, only factory
authorized parts or accessory kits may be used with this
product. Improper installation, service, adjustment, or
maintenance may cause fire, electrical shock or other
hazardous conditions which may result in personal injury
or property damage.
• Please read all instructions carefully before starting the
installation. If a problem occurs, check the instructions
and follow recommendations given.
• The information shown in these instructions must be
followed during the installation of this kit. Unqualified
individuals should not attempt to interpret these instructions
or install this equipment. If you do not possess mechanical
skills or tools, call your local dealer for assistance.
• Use caution when handling the appliance or removing
components. Personal injury can occur from sharp metal
edges present in all sheet metal constructed equipment.
GENERAL INFORMATION
H9HK heater kits are approved for use in P7TQ packaged air
conditioners when applied and installed according to these
instructions. Use the model identification code in
Figure 1
and
Table 1
for approved H9HK heat kit applications in air
conditioner systems. Refer to the National Electric Code
(ANSI/NFPA 70) or in Canada the Canadian Electric Code
Part 1 (CSA C.22.1) and applicable local codes for overcurrent
H
9
HK
009
-
H
0
1
Heater
Heater Kit
9 = (P,Q)7TQ
Electric Heater
009 - 9KW
018 - 18 KW
030 - 30 KW
035 - 35KW
No. of Breakers
Electric Code
N = 575-3-60
Q = 208/240-3-60
S = 480-3-60
Stages
Figure 1. Heater Kit Identification Code
2
CP-H9HK (05-20) 1012566-B
