ENGLISH
1 General
Installation and service by qualified personnel only.
1.1 Fields of applications
Series IPL (Inline) and DPL (Dual) glanded pumps are used for circulating duties in me-
chanical building services to serve:
- Central hot water heating systems
- Chilled and condenser water systems
-
Closed industrial circulating systems
- Heat transfer systems.
1.2 Product information
1.2.1 Serial codes
IPL 50 / 170 – 7,5 / 2
IPL
= Inline-pump
n n
n
n n
DPL
= Double-pump
~
~
~
~
Pump connection size [mm]
~
~
~
~
Nominal impeller diameter [mm]
~
~
~
Rated motor power kW
~
~
2-pole motor
~
1.2.2 Technical data
Motor speeds: IPL, DPL
2900, 1450 1/min
Connection sizes DN: IPL
DPL
32 – 100
32 – 100
Permissible temperature min./max.
–10°C bis +120°C
Maximum ambient temperature
40°C
Maximum working pressure
10 bar
Insulation class
F
Enclosure rating
IP 55
Pipe and gauge connections
Flanges PN 16 to DIN EN 1092-2
with gauge tappings
1
/
8
“ BSP
Permissible fluids
Heating water to VDI 2035
Chilled/condenser water
Water/Glycol-mixtures up to 40 % glycol content
Heat transfer oil
Other media on request
z
z
z
{
{
Electrical wiring connections
3 ~ 400 V, 50 Hz
3 ~ 230 V, 50 Hz: up to 3 kW
3 ~ 230 V, 50 Hz:4 kW and above
3 ~ 440 - 480V 60Hz
z
{
{
Thermal resistor sensor
{
Variable speed control
Pol change multi-speed motors
Automatic control gear (Wilo-CR-System)
{
z
z
Standard design
{
Special design or additional EquIPLent at extra cost
Alternative application of standard design (no additonal costs)
When ordering spare parts, all data of pump and motor name plate must be stated.
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