Carrier 06D Bedienungsanleitung PDF herunterladen (Seite 5)

Fig. 3 — Unit Label Diagram — 06D,07D Units

AUX —

Auxiliary

C—

Compressor Contactor

CH —

Crankcase Heater

CR —

Control Relay

DX —

Direct Expansion

EQUIP —

Equipment

FU —

Fuse

GND —

Ground

HPS —

High-Pressure Switch

IP —

Internal Protector

LLS —

Liquid Line Solenoid Valve

LPS —

Low-Pressure Switch

M3 —

Cooling Tower Fan

NEC —

National Electrical Code

OL —

Overload

OPS —

Oil-Pressure Switch

POR —

Pumpout Relay

SW —

Start-Stop-Reset Switch

LEGEND

TB —

Terminal Block

TM —

Timer Motor

TR —

Timer Relay

Terminal Block Connector

Unmarked Terminal

Marked Terminal

Factory Wiring

Field Control Wiring

To indicate common potential only;

not to represent wiring.

Splice

NOTES:

1. Factory wiring is in compliance with NEC. Any field modifications

or additions must be in compliance with all applicable codes. Use

copper, copper-clad aluminum for field power supply only.

2. Field power supply wiring must be 75 C minimum.

3. Compressor thermally protected. Three-phase motors are pro-

tected against primary single-phasing condition.

4. Pilot duty control must be field supplied. Minimum contact rating

must be 25 va.

5. 60 Hz units have 120-volt control circuit. 50 Hz units have

230-volt control circuit. A separate source of supply at the correct

voltage must be field supplied through a fused disconnect device

with a maximum rating of 15 A to TB2 connections

(Hot Side) and (Neutral).

6. Open control circuit disconnect switch for servicing only. Discon-

nect must remain closed for crankcase heater to operate.

7. A transformer of the following rating may be field supplied for

60 Hz units: 350 va.

8. Transformer must be fused and grounded per applicable codes.

9. If any of the original wiring furnished must be replaced, it must

be replaced with 90 C wire or its equivalent.

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