Overview: Installation; Opening The Units; About Opening The Units; To Open The Outdoor Unit - Daikin EBLQ011CA3V3 Installer's Reference Manual

7 Installation
Item Description
14 Preferential kWh rate
power supply (voltage-
free contact)
15 Domestic hot water
pump
16 Space heating/cooling
operation control (or
shut‑off valve)
17 3‑way valve
18 Power supply for
booster heater and
thermal protection
(from control box)
19 Power supply for
booster heater (to
control box)
20 Domestic hot water
tank thermistor
21 Room thermostat/heat
pump convector
(a) Cable section 2.5 mm².
(b) Cable section 0.75 mm² till 1.25 mm²; maximum length:
20 m.
(c) Cable section 0.75 mm² till 1.25 mm²; maximum length:
500 m. Applicable for both single user interface and dual
user interface connection.
(d) Minimum cable section 0.75 mm².
(e) Cable section 1.5 mm.
(f) Cable section 0.75 mm² till 1.25 mm²; maximum length:
50 m. Voltage-free contact shall ensure the minimum
applicable load of 15 V DC, 10 mA.
(g) The thermistor and connection wire (12 m) are delivered
with the domestic hot water tank.
(h) Cable section 0.75 mm².
Option box
Item Description
Power supply
22 Power supply for option
box
Interconnection cable
23 Interconnection cable
between option box
and control box
Optional equipment
24 Remote indoor sensor
Field-supplied components
25 Electric meter
26 Alarm output
27 Space cooling/heating
ON/OFF output
28 Changeover to external
heat source
(a) Cable section 2.5 mm².
(b) Minimum cable section 0.75 mm².
Installer reference guide
28
Wires Maximum
running
current
(f)
2
(d)
2
2
(g)
3
(a)
4+GND
2+GND 13 A
(f)
2
(g)
3 or 4 100 mA
Wires Maximum
running
current
(a)
2+GND
(b)
3 (max 3 m)
(b)
2
(b)
2 (per meter)
(b)
2
(b)
2
(b)
2
NOTICE
▪ More technical
connections are indicated on the inside of the units
(outdoor unit, control box, option box and backup
heater).
▪ For how to connect the electrical wiring to the outdoor
unit (and if part of the system, the control box, option
box, and backup heater), refer to
electrical wiring" on
7 Installation
7.1

Overview: Installation

This chapter describes what you have to do and know on-site to
install the system.
Typical workflow
Installation typically consists of the following stages:
1 Mounting the outdoor unit
2 Mounting the control box (if applicable)
3 Mounting the option box (if applicable)
4 Connecting the water piping
5 Connecting the electrical wiring
6 Finishing the installation of the outdoor unit
7 Finishing the installation of the control box (if applicable)
8 Finishing the installation of the option box (if applicable)
9 Finishing the installation of the backup heater (if applicable)
7.2

Opening the units

7.2.1

About opening the units

At certain times, you have to open the unit. Example:
▪ When connecting the electrical wiring
▪ When maintaining or servicing the unit
DANGER: RISK OF ELECTROCUTION
Do NOT leave the unit unattended when the service cover
is removed.
7.2.2

To open the outdoor unit

DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING
EBLQ+EDLQ011~016CA3V3+W1 + EK(2)CB07CAV3
Daikin Altherma low temperature monobloc
specifications of the different
"7.7 Connecting the
page 34.
4P538847-1 – 2018.05