Electrical; Electrical Requirements - Aquacal Water Source WS03 Installation Manual

1.3 Electrical

DANGER
Deactivate power while routing wiring to control board.
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Follow all National Electric Codes (NEC) and/or State and Local guidelines.
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WARNING
The information contained in this section is intended for use by qualified electricians familiar with electrical
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service-industry safety standards and methods.
Locate the equipment disconnect as near to the heat pump as possible. Always satisfy applicable codes and
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standards.
Never mount power-disconnects directly to the heat pump.
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In sizing power wiring, be especially aware of up-sizing requirements necessary due to wiring distances. Always
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satisfy applicable codes and standards.
l AquaCal ® heat pumps are designed to use copper conductors, only. Do not use aluminum wire.
If multiple heat pumps are on-site, confirm that the multiple heat pump configuration has been utilized. See
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"Connecting Multiple Heat Pumps (Optional)" on page 25. This will prevent multiple heat pumps attempting to
start at the same time, causing an excessive power drop at start-up.
Additional Adjustments
Additional information on electrical adjustments have been provided in the appendix of this document
including:
1.3.a Electrical Requirements
Standards
Standards
NFPA 70, Nat'l Elec.
Code 2017
IEC 60335-1
IEC 60335-2
UL 1995 & CSA C22.2
No. 236-15
Table 1 - Standards
Grounding and Bonding
Follow local code requirements for proper grounding and bonding of heat pump equipment.
A bonding lug has been provided on the heat pump.
A bonding lug has been provided on the lower left hand corner of the plumbing access panel.
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Failure to heed the following will result in injury or death.
Failure to heed the following may result in injury or death.
The electrical installation must conform to the current
version of the National Electric Code (NEC), and all
applicable local and state codes
Household and similar electrical appliances - Safety -
General Requirements
Household and similar electrical appliances - Safety –
Particular requirements for electrical heat pumps, air-
conditioners, and dehumidifiers
Standard for Safety - Heating and cooling equipment
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