Glandless Pumps - THERMO-ECO-ENGINEERING úvod

Switchgears and Control Devices
Planning Guide
Selection recommendation (twin-head pumps or 2 single-head pumps)
Function
Stepless speed control
Twin-head pumps
DOP 40/160 r 2 x P 40/160 r CR 1.1 – 2
DOP 50/100 r 2 x P 50/125 r CR 1.1 – 2 10
DOP 50/160 r 2 x P 50/160 r CR 1.1 – 2 10
– 2 x P 50/250 r CR 2.2 – 2 20
DOP 65/125 r 2 x P 65/125 r CR 1.1 – 2 10
DOP 65/160 r 2 x P 65/160 r CR 1.1 – 2 10
DDC board Basic equipment
– 2 x P 65/250 r CR 3.0 – 2 20
DOP 80/125 r 2 x P 80/125 r CR 1.1 – 2 10
DOP 80/160 r 2 x P 80/160 r CR 2.2 – 2 10
– 2 x P 80/250 r CR 4.0 – 2 20
DOP 100/160 r 2 x P 100/160 r CR 2.2 – 2 10
Star-RSD 30/4
Star-RSD 30/6
Pump type
2 Single-head pumps
– 2 x P 100/200 r CR 4.0 – 2 20
– 2 x Star RS 25/2 r
– 2 x Star RS 25/4 r
– 2 x Star RS 25/6 r
– 2 x Star RS 30/2 r
2 x Star RS 30/4 r
2 x Star RS 30/6 r
WA = wall-mounted installation
SE = switch cabinet installation
WA/SE = wall-mounted or switch cabinet installation
DM = three-phase AC motor
EM = single-phase AC motor
Manual control
mode
Wilo-CR-System
Differential pressure (p)
p-c
10
Temperature
Basic device DDC p-v/p-q 1) Signal transmitter ±T T
DM DDG 3)
WA or SE
1) Required volumetric-flow transmitter to be provided by customer
2) Order temperature board separately as required:
Temperature board KTY 10: Temperature sensor TSG in the scope of delivery
Temperature board PT 100: Temperature sensor to be provided by customer
3) Order DDG signal transmitter separately (specify measuring range)
Temperature
board 2)
– – – – –
Heating, Air-conditioning,
Cooling
Potable water circulation
Solar thermal
Service/Accessories, Systems
Switchgears and Control Devices
Pump Management Systems
Wilo Catalogue A1 - Circulating pumps in glandless design
373