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Instructions for the Electrical Installer
Read the following instructions carefully, and carry out secure installation and electrical work.
The precautions given in this manual consist of specific "Warnings" and "Cautions". They provide important safety-related information. Be sure to
strictly observe all safety procedures. The labels and their meanings are as described below.
This symbol refers to a hazard or unsafe procedure or practice that can result in severe personal injury or death.
This symbol refers to a hazard or unsafe procedure or practice that can result in personal injury or product or
property damage.
* After installation is completed, perform a test run to check for operating trouble. Explain operating procedures to the customer following the
central control device Operation Manual and then request the customer to store this Instructions for the Electrical Installer together with the
central control device Operation Manual.
Material
1
The package includes following items:
• Controller box (Fig. 1-1)
• External power supply for DC 24V (Fig. 1-2)
• 2 pieces cable bushings M20 (Fig. 1-2)
• 3 pieces PAW-T10* (PCB + wire) (Fig. 1-3)
* It is necessary 1 piece for each indoor unit or group of
indoor units.
Required Installation material (field supplied):
• Control wire min. 5 x 0,5 mm² (similar IEC 60227-5)
• Single wire LiY type 1 x 0,5 mm²
• 4 screws diameter 5 mm and wall plugs
• Set of standard electric installation tools
For your safety
Fig. 1-1
Fig. 1-2
Fig. 1-3
(PAW-PACR3)
1
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Summary of Contents for Panasonic PAW-PACR3
- Page 1 Instructions for the Electrical Installer (PAW-PACR3) For your safety Read the following instructions carefully, and carry out secure installation and electrical work. The precautions given in this manual consist of specific “Warnings” and “Cautions”. They provide important safety-related information. Be sure to strictly observe all safety procedures.
- Page 2 Installing Note • Do not run the indoor/outdoor communication lines, input/output lines, and power cables through the same conduit, or twist those cables together, or place the cables near one another. It can cause malfunction. • Install the main unit away from any sources of electrical noise. •...
- Page 3 Wall mounted (K1 type)
- Page 6 Determine the attachment position of the redundancy controller housing following these guidelines: • Position ideally half way between the 2 indoor units or in the center of the 3 indoor units or of the group of units. • Install so that the room temperature sensor (factory mounted on the left side of the box) is located at a representative room position.
- Page 7 Prepare the holes in the wall according to the illustration here (Fig. 2-1) Please use the holes, red marked in the drawing, under the screws of the cover. Fig. 2-1 Wiring Always remove the power supply plug before installing or uninstalling the redundancy controller. Open the 4 screws in the corners of the front cover and carefully lift the cover up, then you may turn it beside.
- Page 8 Arrangement of the terminal board and switches Temperature sensor DC supply plug On/Off switch Fig. 3-2 Fig. 3-3...
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Page 9: Basic Wiring Diagram
Connecting the power supply • The unit can use AC power sources between 100 and 240 Volts. • Connect the power supply to a nearby socket and the DC connector to the DC supply plug (Fig. 3-2) Connect the ground line securely to (1) •... - Page 10 Setting the Indoor units Before starting the redundancy controller please confirm following has been carried out: • Each system has been completely started up: pressure test, evacuation, refrigerant filling, powering up, addressing and test run had been finished successfully. Please do not proceed before start up has been performed and good operation verified on each system.
- Page 11 Setting the Redundancy Controller Fig. 4-1 Display mode switch Changes the display mode to the 8 different windows. When the switch is pressed for 2 seconds or longer, the front switch key is locked. Pressing the switch once more for 2 seconds or longer it unlocks the key. ...
- Page 12 Data display (Upper section) Displays the data in the upper line in green, orange or red, depending on the chosen screen Data display (Upper section) Displays the data in the lower line in green, orange or red, depending on the chosen screen Setting display Indications (e.g.
- Page 13 Fig. 4-3 Press again the << MODE >> button shortly (less than 2 seconds) to get to the limit temperature 2 setting screen. Upper line indicating “E 2“. Here you can set the second limit temperature above which the 2nd unit and / or the external alarm should be activated between 20 …...
- Page 14 Fig. 4-4 Press again the << MODE >> button shortly (less than 2 seconds) to get to the alarm temperature activation screen. Upper line indicating “Alarm“, lower line indicating “on“ or “off“. Here you can set if an alarm should be output when a temperature limit has been exceeded or not. Press <<...
- Page 15 If you want to check, which unit is actually under operation, you may press again the << MODE >> button shortly (less than 2 seconds) to get to the unit indication screen (Fig. 4-6). Here you can see in the upper line the actual operating unit number ( 0 = unit 1, 1 = unit 2, 2 = unit 3).
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Page 16: Operation
It is provided with the material for using with Panasonic PACi, ECOi or ECO-G indoor units, however it can be used for any electrical activated device. • If the first temperature threshold limit is either exceeded (during cool mode) or undershoot (during heat mode) an alarm will be output in case this option has been activated. -
Page 17: Specifications
Specifications Rated voltage ............Single phase 100-240V~ Rated frequency ..........47 - 63 Hz Power consumption ..........7 W max Operating temperature ........0 to +55°C (power supply 0 to +40°C) Operating humidity ..........30 to 85% (no condensation) Storage temperature ……………………………..-20 to +70°C Allowed momentary power off time ……………...