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ECODAN AIR SOURCE HEAT PUMP
4. Drainage piping work
Outdoor unit pipe connection
When drain piping is necessary, use the drain socket or the drain pan (option).
5. Water piping work
5. Water piping work
5.1. Water piping connection (Fig.5-1)
5.1. Water piping connection (Fig.5-1)
• Connect the water pipes to the outlet and to the inlet pipes
• Connect the water pipes to the outlet and to the inlet pipes
(ISO 228/1-G1B).
(ISO 228/1-G1B).
• Inlet and outlet pipes position is shown on the Fig.5-1.
• Inlet and outlet pipes position is shown on the Fig.5-1.
• Install the hydraulic fi lter at the water intake.
• Install the hydraulic fi lter at the water intake.
• Maxmum allowable torque at the water piping connection is 50 N
• Maxmum allowable torque at the water piping connection is 50 N
• When tightening, use two wrenches.
• When tightening, use two wrenches.
• Check if water leaks after installation.
• Check if water leaks after installation.
• Use the water pressure in less than 0.3MPa gauge.
• Use the water pressure in less than 0.3MPa gauge.
5.2. Water quality condition
5.2. Water quality condition
• The water in a system should be clean and with a pH value of 6.5-8.0.
• The water in a system should be clean and with a pH value of 6.5-8.0.
• The followings are the maximum values;
• The followings are the maximum values;
Calcium : 100mg/L
Calcium : 100mg/L
Chlorine : 100mg/L
Chlorine : 100mg/L
Iron/manganese : 0.5mg/L
insulation is insuffi
Iron/manganese : 0.5mg/L
[Fig. 5-1]
Warning:
[Fig. 5-1]
Water outlet
To protect against frost/corrosion, the water in the primary system shall
As the outlet water temperature can reach 60ºC at maximum, do not touch
Water outlet
be treated with a suitable combined antifreeze/inhibitor (such as Fernox Alphi-11)
Water inlet
Water inlet
installed fully in accordance with the manufacturers instructions.
Note : Insulate the water piping properly. The performance can be poor if the
The Fernox Boiler Buddy is provided to help maintain the system water quality and
Note : Insulate the water piping properly. The performance can be poor if the
allow a visual check to be made of its condition.
insulation is insuffi cient.
insulation is insuffi cient.
Note : Insulate the water piping properly. The performance can be poor if the
Warning:
insulation is insuffi cient.
As the outlet water temperature can reach 60ºC at maximum, do not touch
Warning:
directly the water piping with a bare hand.
As the outlet water temperature can reach 60ºC at maximum, do not touch
directly the water piping with a bare hand.
6. Electrical work
6. Electrical work
6.1. Outdoor unit (Fig. 6-1, Fig. 6-2)
1 Remove the service panel.
6.1. Outdoor unit (Fig. 6-1, Fig. 6-2)
2 Wire the cables referring to the Fig. 6-1 and the Fig. 6-2.
1 Remove the service panel.
2 Wire the cables referring to the Fig. 6-1 and the Fig. 6-2.
Fig. 6-1
Fig. 6-1
Notes:
Details of the termination of the eight wire signal cable in the
Mitsubishi (external) and Gledhill (internal) appliance is shown
Fig. 6-1
in the Gledhill BoilerMate HP-DEM part of this manual.
6.2. Field electrical wiring
6.2. Field electrical wiring
Outdoor unit power supply
Outdoor unit Circuit Breaker capacity
Outdoor unit power supply
Outdoor unit power supply, earth
Outdoor unit circuit breaker capacity
Controller-Outdoor unit
Outdoor unit power supply, earth
Wiring
wire no. x size (mm
2
)
Outdoor unit L-N (single)
Interconnecting wiring
Controller-Outdoor unit
Outdoor unit L-N (single)
Circuit rating
*1.
A breaker with at least 3.0 mm contact separation in each poles shall be provided. Use non-fuse breaker (NF) or earth leakage breaker (NV).
Controller - outdoor unit
*2.
Max. 20 m
*1.
An isolator with at least 3.0 mm contact separation in each poles shall be provided. Use non-fuse breaker (NF) or earth leakage breaker (NV).
Notes: 1. Wiring size must comply with the applicable local and national codes.
*2.
Max. 20 m.
2. Power supply cables and the cables between Controller and Outdoor unit shall not be lighter than polychloroprene sheathed fl exible cables.
The isolator should be fitted outside adjacent to the Mitsubishi heat pump in accordance with IEE wiring regulations.
(Design 60245 IEC 57)
3. Be sure to connect the cables between Controller and Outdoor unit directly to the units (no intermediate connections are allowed).
Notes: 1. Wiring size must comply with the applicable local and national codes.
Intermediate connections may result in communication errors. If water enters at the intermediate connection point, it may cause insuffi cient insula-
2. Power supply cables and the cables between Controller and Outdoor unit shall not be lighter than polychloroprene sheathed flexible cables.
tion to ground or a poor electrical contact .
(Design 60245 IEC 57).
(If an intermediate connection is necessary, be sure to take measures to prevent water from entering the cables.)
3. Be sure to connect the cables between Controller and Outdoor unit directly to the units (no intermediate connections are allowed). Intermediate
4. Install an earth longer than other cables.
connections may result in communication errors. If water enters at the intermediate connection point, it may cause insufficient insulation to ground or a
poor electrical contact. (If an intermediate connection is necessary, be sure to take measures to prevent water from entering the cables.)
4. Install an earth longer than other cables.
Optional parts name
Drain socket
Drain pan
m.
•
m.
•
Controller
Outdoor unit
Breaker
Controller
Earth
Outdoor unit
Breaker
Earth
~/N (single), 50 Hz, 230 V
*1
25 A
-/N (single), 50 Hz, 230 V
3 × Min. 4
*1
25 A
*2
8 × Min. 0.5 (polar)
3 x 4mm
2
minimum
*2
8 x 0.5mm
AC 230 V
2
minimum
DC 12 V
AC 230 V
DC 12 V
Page 41
Model name
PAC-SG61DS-E
PAC-SG64DP-E
Fig. 5-1
Fig. 5-1
Fig. 5-1
Terminal block
Clamp
Clamp
Terminal block
Service panel
Clamp
Wire the cables so that they do
Clamp
not contact the center of the
Service panel
service panel.
Wire the cables so that they do
not contact the center of the
service panel.
Fig. 6-2
To the clamp
Fig. 6-2
To the clamp
[Fig. 5-1]
A
Water outlet
B
Water inlet
To the clamp
To the clamp
5
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