2
TABLE OF CONTENTS
IMPORTANT SAFETY INFORMATION .......................2
GENERAL INFORMATION ..........................................2
About the Heater Kit ..................................................2
Clearances to Combustibles......................................3
Standard Air Handlers ............................................3
Variable Speed Air Handlers ..................................3
Electrical Supply ........................................................3
HEATER KIT INSTALLATION ......................................3
E Element Assembly Installation ...............................4
Electric Heater Kits with Circuit Breakers ..................5
5, 8, & 10 kw Electric Heater Kits ...........................5
15, 20, 25, & 30 kw Electric Heater Kits .................5
3-Phase 9 & 15 kw electric heater kits ...................5
Line Cover ..............................................................5
Electric Heater Kits without Circuit Breakers .............5
Power Wiring .............................................................6
Staging ......................................................................6
MOTOR SPEED SELECTION ......................................6
Standard Air Handlers ...............................................6
Variable Speed Air Handlers .....................................7
WIRING DIAGRAMS ....................................................8
Figure 7 - Single Ph. - 5Kw Series ........................8
Figure 8 - Single Ph. - 8 & 10kW Series ...............8
Figure 9 - Single Ph. - 15kW Series ......................9
Figure 10 - Single Ph. 20kW Series .......................9
Figure 11 - Single Ph. 24kW Series .....................10
Figure 12 - Single Ph. 25kW Series .....................11
Figure 13 - Single Ph. 29kW Series .....................12
Figure 14 - Single Ph. 30kW Series .....................13
Figure 15 - Three Phase. - 9 & 15kW Series ......14
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:
ELECTRICAL SHOCK, FIRE OR EXPLOSION
HAZARD
Failure to follow safety warnings exactly could
result in serious injury or property damage.
Improper servicing could result in dangerous
operation, serious injury, death or property
damage.
• Before servicing, disconnect all electrical
power to air handler.
• When servicing controls, label all wires prior
to disconnecting. Reconnect wires correctly.
• Verify proper operation after servicing.
GENERAL INFORMATION
About the heater kit
H6HK Series electric heater kit is approved for field
installation in B5, B6, MB7, HMG, HMB, & HCG, air
handlers. All sizes are available with factory-provided
circuit-breakers for short circuit protection and to provide
a disconnecting means. Also available are 5, 8, and 10 kw
electric heater kits without circuit-breakers. Refer to the
National Electric Code (ANSI/NFPA 70) and applicable
local codes for over-current protection and disconnect
requirements.
NOTES:
• The 20, 24/25, and 29/30 kw electric heater kits
are NOT approved for installation in A-cabinet air
handlers. The 25Kw & 30Kw kits are for B5 C-cabinet
air handlers. The 24 & 29 Kw kits are for B6, MB7,
HMG, HMB, & HCG C-cabinet air handlers. Use
the model identifcation code (Figure 1, page 2) and
H
HK
020
-
H
1
Product Type:
H-Heater
Product Identifier:
HK - Heater Kit
Generation:
6 - Sixth Series
No. of Breakers
Electric Code:
H=240 - 1 - 60
Q=208 / 240 - 3 - 60
Stage
Sequencer
005 - 5Kw
008 - 8Kw
009 - 9Kw
010 - 10Kw
015 - 15Kw
020 - 20Kw
024 / 025 - 25Kw
029 / 030 - 30Kw
Primary Capacity:
6
2
Figure 1. Heater Kit Identification Code
Содержание H6HK Series
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