Daikin Altherma EHYHBH05A Series - About Preferential Kwh Rate Power Supply

9 | Electrical installation
Installer reference guide
115
EVLQ05+08CA + EHYHBH05A + EHYHBH/X08A + EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355634-1G – 2022.09
Item Description Wires Maximum
running current
Optional equipment
7 3‑way valve 3 100mA
(b)
8 Domestic hot water tank
thermistor
2
(d)
9 Power supply for drain pan
heater
2
(b)
10 Room thermostat/heat
pump convector
3 or 4 100mA
(b)
11 Outdoor ambient
temperature sensor
2
(b)
12 Indoor ambient
temperature sensor
2
(b)
Field supplied components
13 Shut-off valve 2 100mA
(b)
14 Electricity meter 2
(b)
15 Domestic hot water pump 2
(b)
16 Alarm output 2
(b)
17 Changeover to external heat
source control
2
(b)
18 Space cool/heat operation
control
2
(b)
19 Power consumption digital
inputs
2 (per input signal)
(b)
20 Gas meter 2
(b)
21 Safety thermostat 2
(e)
(a) Refer to name plate on outdoor unit.
(b) Minimum cable section 0.75mm².
(c) Use the cable supplied with the boiler.
(d) The thermistor and connection wire (12m) are delivered with the domestic hot
water tank.
(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) Cable section 0.75mm² till 1.25mm²; maximum length: 500m. Applicable for both
single user interface and dual user interface connection.
(g) Cable section 1.5mm
2
; maximum length: 50m.
NOTICE
More technical specifications of the different connections are indicated on the inside
of the indoor unit.
9.1.5 About preferential kWh rate power supply
Electricity companies throughout the world work hard to provide reliable electric
service at competitive prices and are often authorised to bill clients at benefit
rates. E.g. time-of-use rates, seasonal rates, Wärmepumpentarif in Germany and
Austria, ...