Wilo Stratos PARA-C Notice De Montage Et De Mise En Service page 45

Type Operating but-
no. ton
T19 -
T20 ●
T21 ●
T22 ●
T24 ●
T26 -
T27 ●
T28 ●
*The pump follows this setting when the button is set to "Ext. In". In this case, the pump is not externally
controlled.
Table 2: Equipment variants
5.3 Technical data
Technical data
Connection voltage
Protection class
Insulation class
Energy efficiency index EEI
Permissible fluid temperature
Permissible fluid temperature for domestic hot
water
Permissible ambient temperature
Max. operating pressure
Emissions sound-pressure level
Max. installation height
Minimum inlet pressure at +95 °C/+110 °C
1)
with regard to the best efficiency point within the design conditions.
2)
The values apply up to 300 m above sea level, addition for higher locations: 0.01 bar/100 m increase in
height.
Table 3: Technical data
Installation and operating instructions • Wilo-Stratos PARA-C/-CZ • Ed.01/2023-04
Internal control Internal control
Δp-v Δp-c
- -
● ●
● ●
● ●
● ●
- -
● ●
● ●
1~230 V +10% / -10%, 50/60 Hz
IPX4D
F
See rating plate (Fig. I, Item 7)
-20 °C ... +95 °C (+110 °C with reduced performance)
0 °C ... +80 °C
-20 °C ... +40 °C (+60 °C with reduced performance)
10 bar (1000 kPa)
< 38 dB(A)
2000 m above sea level
1.0 bar / 1.6 bar (100 kPa / 160 kPa)
External control
function
Analogue 0 ... 10 V
without cable break
function
PWM 1
PWM 2
PWM 1
PWM 2
Maximum speed*
Pump stops*
Maximum speed*
1)
en
SSM
(collective
fault signal)
-
-
-
●
●
-
-
-
2)
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