Thermo King Remote Power Receptacle Installation guide

Brand: Thermo King

Model: Remote Power Receptacle

Type: Installation guide

For Precedent™™ Units with SmartPower™™

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NNoottee:: The power receptacle factory installed onto the unit is the preferred mounting method.

Alternative mounting methods are the responsibility of the installer.

• Installer is responsible for mounting the remote junction box and remote receptacle securely

and safely onto the trailer.

• Installer is responsible that all electrical wiring is safely installed and all connections and

grounds are made per the supplied instructions and wiring diagram.

Installation Instructions

Remote Power Receptacle Installation

Guidelines

• To prevent damage to the refrigeration unit’s electric motor, the combined power cable

length from the unit to the power supply, must not exceed the recommendations shown in

Table 1.

• Installer is responsible for installing the remote power receptacle wiring in water tight

conduit and junction boxes.

Thermo King Unit

Warehouse

Power

Supply

Voltage

75 ft. (22.8 m) Max.

RCS1780

Table 1. Standby Power Cable and Circuit Breaker Size Recommendations.

TK Trailer Unit

Nameplate

Voltage

(Motor Type)

Trailer

Unit

Name-

plate

Current

Separable

Power

Supply

Cable,

Gauge(2)

Separable

Power

Supply

Cable, Type

(Recommend-

ed)

Power Supply

Circuit

Breaker(4)

Separable Power

Supply Cable Plug

Standard

Configuration,

Outlet(5)

Supplied

Trailer

Flanged

Surface

Inlet –

Service

Part

Number

(On the

Trailer)

Plug Type

230/3/60

(12 hp motor) 50A 8 AWG

(3) W50 amps CS8364 (6) 418275 Twist Lock

460/3/60

(12 hp motor)

(1)

30A 10 AWG

(3)

or SOOW 30 amps IEC 60309 430C7W

NEMA L16-30 (7)

420833

418275

Pin and Sleeve

Twist Lock

460/3/60

(15/16 hp motor)

(1)

30A 10 AWG

(3)

or SOOW 30 amps IEC 60309 430C7W

NEMA L16-30 (7)

420833

418275

Pin and Sleeve

Twist Lock

460/3/60

(19 hp motor)

(1)

50A 8 AWG

(3) W50 amps CS8164 (6) 418275 Twist Lock

460/3/60

(S-750i Hermetic

Scroll

Compressor)

(1)

30A 10 AWG

(3)

or SOOW 30 amps IEC60309 430C7W 420833 Pin and Sleeve

460/3/60

(S-750i Hermetic

Scroll

Compressor)

(1)

30A 10 AWG

(3)

or SOOW 30 amps

ESL eTRUconnect

PS Series

IEC60309 430C7W

420833 Pin and Sleeve

460/3/60

(S-750i Hermetic

Scroll

Compressor)

(1)

30A 10 AWG

(3)

or SOOW 30 amps SafeConnect

Docking Station

425417

(SafeCon-

nect

DSN30)

6 pin, Proprietary

(1) System voltage 480 VAC, ANSI C84.1 utilization voltage 460 VAC

(2) Minimum Recommendation

(3) 25 ft (7.5m) permitted without cable management, 75 ft. (22.8 m) Max recommended permitted with approved cable management

system

(4) HACR/Motor Circuit Breaker Recommended, Consult a Licensed Electrician

(5) TRU Shore Power Equipment provider or Cord End from Building

(6) CS = California Standard, legacy Twist Lock Style

(7) Pin and Sleeve connectors are recommended for new installation in place of legacy twist lock types

SmartPower Remote Junction Box Installation

Instructions (for S-750i units only)

Removing Power Receptacle

1. Remove two bolts securing receptacle bracket to unit and any clamps securing cable to

trailer

2. Remove four screws securing receptacle to housing.

3. Disconnect four wires from the receptacle and remove receptacle from housing.

4. Remove lock nut and washer from the cable connector and removing cable from housing.

Figure 1. Removing cable from receptacle shown.

RCS1937

Installing Junction Box

1. Remove four screws securing junction box cover and remove cover.

2. Install factory power cable into the junction box and install washer and lock ring securely

onto power cable connector.

NNoottee:: Verify individual cable wires will reach appropriate terminal connections. Strip back

power cable sleeving if necessary.

3. Strip the ends of the power wires and install supplied terminal lugs firmly onto each wire.

a. Attach wires securely to correct terminals inside the junction box.

Figure 2. Installing cable to junction box shown.

PP-GND

(G/Y)

PP-X

(BLK)

PP-Y

(WHT)

PP-Z

(RED)

GND

RCS1936

4. Install the junction box under the unit with the two bolts removed earlier.

5. Reinstall clamps securing power cable to trailer.

Figure 3. Installing junction box onto unit shown.

RCS1971

Installing Remote Receptacle

1. Install the remote receptacle (removed earlier) onto rear of trailer.

2. Drill correct size hole in junction box for liquid tight connector provided by installer.

3. Strip the ends of the power cable wires and install supplied terminal lugs firmly onto each

wire.

NNoottee:: It is recommended that an additional ground wire (installer supplied) be provided from

the remote receptacle to the trailer chassis.

4. Make electrical connections at both the junction box and remote receptacle and tighten cable

connectors securely.

5. Reinstall the four screws securing receptacle to housing and reinstall junction box cover.

6. Plug the correct voltage power cord into the remote power receptacle.

7. Reconnect the battery, turn the unit controls ON and operate the unit in both diesel and

electric standby modes.

Figure 4. Wiring junction box to remote rear receptacle shown.

RCS1972

Figure 5. Wiring Schematic from Contactor to Remote Receptacle Plug

Not to be used for S-750i — See Figures 1–4.

Phase Contactor PC1

GND

X Y

T3 T2 T1

L1L2L3

GND

Remote Power Receptacle

RCS1781

Figure 6. Receptacle Dimensions.

Mates to:

IEC 60309 430C7W 480V,

30A, 30 AC, 3 Pole, 4 Wire

Grounding and is also

compatible with ESL

eTruConnect PS Series.

Compatible with

SafeConnect 30A, 480V

Docking Station

ABA590-2

4.44

15°

1.50

CENTERLINE OF CONDUIT

Ø 1.38 CONDUIT HOLE MOUNTING

SURFACE

ACCOMMODATES 1/4” MOUNTING

HARDWARE (NOT SUPPLIED)

2.35

3.91

4.92 5.67

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Thermo King Remote Power Receptacle Installation guide

Thermo King Remote Power Receptacle Installation guide

Thermo King Remote Power Receptacle Installation guide

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