Daikin EWYA004D2V3P Installer's Reference Manual page 41

EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688013-1B – 2022.09
Power meter
1 Measures: Entire system
Connection: X5M/5+6
Power meter type:
▪ Three-phase power meter in case one of the following
conditions is met:
-
▪ Single-phase power meter in other cases.
2 power meters. You need 2 power meters in case of preferential kWh rate power
supply WITH separate normal kWh rate power supply.
Power meter
1 Measures
Connection: X5M/5+6
Power meter type:
▪ Three-phase power meter in case the external backup
heater kit is installed and configured to use 3N~ power
supply.
▪ Single-phase power meter in other cases.
2 Measures
Connection: X5M/3+4
Power meter type: Single-phase power meter according to
the power supply of the outdoor unit.
(a)
In the software the power consumption data of both meters is added so you do NOT have
to set which meter covers which power consumption.
Exceptional cases. You can also use a second power meter if:
- The power range of one meter is insufficient.
- The power meter cannot easily be installed in the electrical cabinet.
- 230 V and 400 V three-phase grids are combined (very uncommon), because of
technical limitations of power meters.
Examples in case of normal kWh rate power supply
1 power meter is sufficient.
Outdoor unit (1N~) + external backup heater kit (1N~ or 3N~)
=> b/b*: Single- or three-phase power meter (depending on external backup
heater kit)
Description
Power supply of the external backup heater kit (if any) is
3N~
Description
(a)
: Hydro module and backup heater (if any)
(a)
: Compressor module
0
0
58 0
1 5 0
a/a*
b/b*
45 08 96
.0 05
X5M/5+6
c c/c*
d e f/f*
A B/B*
6 Application guidelines
|
Installer reference guide
41