Daikin Altherma EDLQ011-016CW1 - Overview: Installation

7 Installation
Installer reference guide
31
EBLQ+EDLQ011~016CAV3+W1 + EK(2)CB07CAV3 +
EKMBUHCA3V3+9W1
Daikin Altherma low temperature monobloc
4P522034-1 – 2018.01
Item Description Wires Maximum
running
current
9 Interconnection cable
for the domestic hot
water pump (between
outdoor unit and control
box)
2
(d)
10 Interconnection cable
for the space heating/
cooling operation
control (or shut‑off
valve) (between
outdoor unit and control
box)
2
(j)
11 Interconnection cable
for valve kit
EKMBHBP1 (between
outdoor unit and control
box)
3 (of which 2 are
shared with those
of item 10)
(h)
User interface
12 User interface 2
(c)
Optional equipment
13 Preferential kWh rate
power supply (voltage-
free contact)
2
(e)
14 Domestic hot water
pump
2
(d)
15 Space heating/cooling
operation control (or
shut‑off valve)
2
(k)
16 3‑way valve 3
(f)
17 Power supply for
booster heater and
thermal protection
(from control box)
4+GND
(a)
18 Power supply for
booster heater (to
control box)
2+GND 13A
19 Domestic hot water
tank thermistor
2
(f)
20 Room thermostat/heat
pump convector
3 or 4 100mA
(g)
21 Valve kit EKMBHBP1 3
(i)
(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 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.
(f) The thermistor and connection wire (12m) are delivered
with the domestic hot water tank.
(g) If valve kit EKMBHBP1 is part of the system, then the
required cable section is 0.75mm². If valve kit EKMBHBP1
is NOT part of the system, then the minimum required
cable section is 0.75mm², and the maximum cable length
is 10m.
(h) Cable section 0.75mm².
(i) The valve and connection wire (12m) are delivered with
the valve kit.
(j) If valve kit EKMBHBP1 is part of the system, then the
required cable section is 0.75mm². If valve kit EKMBHBP1
is NOT part of the system, then the required cable section
is 1.5mm².
(k) If valve kit EKMBHBP1 is part of the system, then the
required cable section is 0.75mm². If valve kit EKMBHBP1
is NOT part of the system, then the minimum required
cable section is 0.75mm².
Backup heater kit
Item Description Wires Maximum
running
current
Power supply
22 Backup heater power
supply
See table below. —
Interconnection cable
23 Interconnection cable
between backup heater
kit and control box
6 (3V3)
7 (6V3, 6W1,
9W1)
(a)
(a) Minimum cable section 0.75mm²; maximum length: 10m.
Backup heater Power supply Required number of
conductors
EKMBUHCA3V3 1× 230V 2+GND
EKMBUHCA9W1 1× 230V 2+GND+2 bridges
3× 400V 4+GND
Option box
Item Description Wires Maximum
running
current
Power supply
24 Power supply for option
box
2+GND
(a)
Interconnection cable
25 Interconnection cable
between option box
and control box
3 (max 3m)
(b)
Optional equipment
26 Remote indoor sensor 2
(b)
Field-supplied components
27 Electric meter 2 (per meter)
(b)
28 Alarm output 2
(b)
29 Space cooling/heating
ON/OFF output
2
(b)
30 Changeover to external
heat source
2
(b)
(a) Cable section 2.5mm².
(b) Minimum cable section 0.75mm².
NOTICE
▪ More technical specifications of the different
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 "7.8 Connecting the
electrical wiring"on page40.
7 Installation
7.1 Overview: Installation
This chapter describes what you have to do and know on-site to
install the system.