Idiomas disponibles
Idiomas disponibles
1 General
Installation and service by qualified personnel
only.
1.1
Fields of applications
Series IL (Inline), DL (Dual) and BL (Block endsuc-
tion) glanded pumps are used for circulating duties
in mechanical building services to serve:
– Central hot water heating systems
– Chilled and condenser water systems
– Water service circulating systems
– Closed industrial circulating systems
– Heat transfer systems.
1.2.2
Technical data
Motor speeds:
Connection sizes DN:
Permissible temperature min./max.
Maximum ambient temperature
Maximum working pressure
Insulation class
Enclosure rating
Pipe and gauge connections
Permissible fluids
Electrical wiring connections
Thermal resistor sensor
Variable speed control
Special motor designs
(on request)
x Standard design
X Special design or additional Equipment at extra cost
Y Alternative application of standard design (no additonal costs)
IL, DL, BL
2900, 1450 1/min
IL
32 – 200
DL
32 – 200
BL
25 – 125 (pressure flange)
– 20 °C to + 140 °C
40 °C
16 bar
F
IP 55
Flanges PN 16 to DIN EN 1092-2
with gauge tappings
Heating water to VDI 2035
Service water
Chilled/condenser water
Water/Glycol-mixtures up to 40 % glycol content
Heat transfer oil
Other media on request
3 ~ 400 V, 50 Hz
3 ~ 230 V, 50 Hz: up to 3 kW
3 ~ 230 V, 50 Hz: 4 kW and above
3 ~ 415 /440 /500 V, 50 /60 Hz
Pol change multi-speed motors
Automatic control gear (Wilo-CR-System)
Special voltage/frequency
Explosion-proof motors (EEx e, EEx de)
1.2
Product information
1.2.1
Serial codes
IL
=
Inline-pump
DL =
Double-pumpe
BL =
Block end suction pump
Pump connection size
(BL: pressure flange) [mm]
Nominal impeller diameter [mm]
Rated motor power kW
2-pole motor
1
/
HH BSP
8
ENGLISH
IL 50 / 170 - 7,5 / 2
x
x
x
x
X
X
x
Y
X
X
X
X
x
X
X
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