Technical data

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CTC EcoZenith i550 Pro
General Information
5. Technical data
CTC EcoZenith i550 Pro 3x400V 1x230V
Main dimensions on delivery mm 750x950x1700
Main dimensions when installed mm 886 x 1067 x 1700
Weight kg 256
IP class IPX1
Insulation (polyurethane, PUR) mm 90
Kvs value mixing valve 17-28kW (option mixing valve
27-45kW)
m3/h 6,3 (10)
Temperature thermostat overheating protector device °C 92-98
Domestic hot water capacity (40°C, 22 l/min)
Tank temp 55°C, HP (Heat pump 25 kW) allowed
Tank temp 65/55°C, electric power 24kW allowed
l
l
>600
523
Pressure differential at ow 40l/min bar 0.7
Volume tank l 540
Volume domestic hot water coil l 11.4
Max operating pressure tank bar 2.5
Max operating pressure domestic hot water coil bar 9
Domestic hot water coil (nned) m 2x18,6
Domestic hot water coil circulation (nned) m 0.6
Solar coil (nned) m 10
Electrical data 400V 3N~ 230V 1N~
Power immersion heaters (option) kW 9+9 (+9) 9
Power limitation, immersion heaters 3 kW/step + 0.3
kW/step
3 kW/step
Display
Memory
Back-up batteries
Clock
4.3 inches, colour, touch
Maintains the memory in the event
of a power failure
Not needed
Realtime controlled
Current monitor, built-in Yes
Current draw at different powers of immersion heaters
3 kW A 4.4 13
6 kW A 8.7 27
9 kW A 13.0 40
12 kW A 17.4 -
15 kW A 21.7 -
18 kW A 26.1 -
21 kW A 30.4 -
24 kW A 34.8 -
27 kW A 39.1 -