e.g:WRS20/6-130 |
WRS |
Rotor-shielded hot water circulating pump |
20 |
Connection size |
6 |
Rated shut-off head[m] |
130 |
pump body length |
Fields of Application : |
Central heating installations Industrial circulating systems circulation systems | Technical Data :
suitableFluids |
|
Heating water to VDI 2035 |
|
Water/glycol mixtures |
max mixing ratio 1:1 |
Hydraulic corrections required for mixing ratio above 20% |
Performance |
|
speed range |
1100-2200 r.p.m |
Manual 3-speed control |
|
Fluid temperature range |
-10℃~+110℃ |
Max.working pressure |
10 bar |
Ambient temperature |
|
Permissible up to |
40℃ |
power |
|
Mains power |
1~230V, 50/60Hz |
Motor |
|
Degree of protection |
IP 42 |
Insulation class |
F |
Construction Materials |
|
Pump body |
cast iron/brass |
Impeller |
GF-PP |
shaft |
stainless steel |
Bearings |
graphite |
|