Electrical Rating Tables; Power Cord Information - Friedrich PTAC series Service Manual

ELECTRICAL RATING TABLES

ELECTRIC SHOCK HAZARD
Turn off electric power before service or
installation. All electrical connections and
wiring MUST be installed by a qualified
electrician and conform to the National
Electrical Code and all local codes which
have jurisdiction. Failure to do so could result
in serious personal injury or death.
NOTE: Use Copper Conductors ONLY. Wire sizes
are per NEC, check local codes for overseas applica-
tions.
Table 1 250 V Receptacles and Fuse Types
AMPS
RECEPTACLE
TIME-DELAY TYPE FUSE
(or HACR circuit breaker)
HACR – Heating, Air Conditioning, Refrigeration
* May be used for 15 Amp applications if fused for 15 Amp
NOTE: 265 volt units are hard wired.
Table 2 Recommended branch circuit wire sizes*
NAMEPLATE / MAXIMUM
CIRCUIT BREAKER SIZE
15
20
30
AWG – American Wire Gauge
* Single circuit from main box
** Based on copper wire, single insulated conductor at 60°C
POWER CORD INFORMATION (230/208V MODELS ONLY)
All Friedrich 230/208V PTAC units are shipped from the
factory with a Leakage Current Detection Interrupter (LCDI)
equipped power cord. The LCDI device meets the UL and
NEC requirements for cord connected air conditioners
effective August 2004.
To test your power supply cord:
1. Plug power supply cord into a grounded 3 prong outlet.
2. Press RESET.
3. Press TEST (listen for click; Reset button trips and pops
out).
4. Press and release RESET (listen for click; Reset button
latches and remains in). The power supply cord is ready for
operation.
NOTE: The LCDI device is not intended to be used as a
switch.
Once plugged in the unit will operate normally without the
need to reset the LCDI device. If the LCDI device trips and
WARNING
15 20*
15 20
AWG WIRE SIZE**
14
12
10
WIRE SIZE
FUSE/CIRCUIT
BREAKER
GROUNDING
30
RECEPTACLE
30
WIRE SIZING
requires resetting the cause of the trip should be identified
prior to further use of the PTAC.
If the device fails to trip when tested or if the power supply cord
is damaged it must be replaced with a new supply cord obtained
from the product manufacturer, and must not be repaired.
Use ONLY wiring size recommended for
single outlet branch circuit.
Use ONLY type and size fuse or HACR
circuit breaker indicated on unit's rating
plate. Proper current protection to the unit
is the responsibility of the owner. NOTE:
A time delay fuse is provided with 265V
units.
Unit MUST be grounded from branch
circuit through service cord to unit, or
through separate ground wire provided
on permanently connected units. Be sure
that branch circuit or general purpose
outlet is grounded. The field supplied
outlet must match plug on service cord
and be within reach of service cord. Refer
to Table 1 for proper receptacle and fuse
type. Do NOT alter the service cord or
plug. Do NOT use an extension cord.
The field supplied outlet must match plug
on service cord and be within reach of
service cord. Refer to Table 1 for proper
receptacle and fuse type. Do NOT alter
the service cord or plug. Do NOT use an
extension cord.
Use recommended wire size given
in Table 2 and install a single branch
circuit. All wiring must comply with local
and national codes. NOTE: Use copper
conductors only.
9