| Approved fluids (other fluids on request) |
|
Heating water (in accordance with VDI 2035) |
• |
|
Water-glycol mixtures (for 20-40 vol.% glycol and fluid temperature ≤ 40 °C) |
• |
|
Cooling and cold water |
• |
| Permitted field of application |
|
Standard version for operating pressure |
pmax
|
13 bar (up to +140 °C) bar
232 psi (16 bar) up to 248 °F (+120 °C) bar
|
|
Temperature range at max. ambient temperature +40 °C |
-20...+140 °C (depending on the fluid)
|
|
Max. ambient temperature |
+40 °C
|
|
Installation in closed buildings |
• |
| Pipe connections |
|
Flange nominal diameter (on the suction side) |
DN 100
|
|
Flange nominal diameter (on the pressure side) |
DN 80
|
|
Flange with pressure-measurement connections |
R 1/8
|
| Materials |
|
Pump volute |
Cast Iron (EN-GJL-250)
|
|
Lantern |
Cast Iron (EN-GJL-250)
|
|
Impeller |
EN-GJL-200
|
|
Pump shaft |
X39CrMo17-1 (1.4122)
|
|
Mechanical seal |
AQEGG
|
| Electrical connection |
|
Nominal speed |
n
|
1450 rpm
|
|
Mains connection |
3~400 V, 50 Hz
|
| Minimum Efficiency Index (MEI) |
|
Minimum Efficiency Index (MEI) |
≥ 0.40
|
| Motor/electronics |
|
Integrated full motor protection |
Special version with PTC thermistor sensor (KLF) at additional charge
|
|
Protection class |
IP 55
|
|
Insulation class |
F
|
|
Nominal current (approx.) |
IN 3~400 V
|
22.5 A
|
|
Motor efficiency |
ηm 50%/ηm 75%/ηm 100%
|
88.2/89.7/89.8 %
|
|
Efficiency |
ηM
|
0.90
|
|
Power factor |
cos φ
|
0.79
|
|
Rated motor power |
P2
|
11.0 kW
|
| Information for order placements |
|
Make |
Wilo
|
|
Art no. |
2087496
|
|
Type |
CronoBloc-BL 80/270-11/4
|
|
Weight approx. |
m
|
191 kg
|
