6
Wilo AG 05/2007
Englis
h
Technical data
3.2 Data
Description
Information
Option
Mains voltage
1
~
115 / 208-230 V, 60 Hz (
≤
2HP)
3
~
208 - 230 / 460V, 60 Hz (
≥
1 HP)
3
~
575V, 60 Hz (
≥
1 HP)
Degree of motor protection
ODP
TEFC
●
Protection against overheating
Integrated protection PTC / PTO
a
a. On-site trip unit required
●
Flange connection
Flanges acc. ASME Class 125
Motor flange design
acc. NEMA MG1 Type C face Mounting
Special motor design
Special voltage/frequency
●
Max. working pressure
175 psi [12 bar]
250 psi [17 bar]
●
Max. permissible liquid temper-
ature range
water only: from 32 °F to 200 °F [-0 °C to +90 °C]
water/glycol up to 50 %:
from -4 °F to 250 °F [-20 °C to +120 °C]
Max. permissible liquid temper-
ature range with high tempera-
ture seal
at 175 psi [12 bar]:
from -4 °F to 250 °F [-20 °C to +120 °C]
at 165 psi [11 bar]:
from -4 °F to 285 °F [-20 °C to +140 °C]
Max. ambient temperature
104 °F [40 °C]
Approved liquids
Heating water
Chilled/Cold water
Water/glycol mixtures
b
b. Hydraulic corrections necessary depending on liquid's density and viscosity. Only approved additives with
corrosion inhibitors may be used. Observe manufacturer's instructions.
Heat transfer oil
●
Other liquids on request
c
c. Contact WILO before using any liquids other than above-listed liquids, different mixture ratios and higher
temperatures.
●
Legend:
●
Special design or accessories (at added cost on request)
Note:
For additional data, see type plate, product informa-
tion sheet or Wilo catalog.
