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WRA pipe pump
INTRODUCTION
These series are WRA pumps. This pump is an air venting pump, the automatic valve can control the pump open/close itself. It is equipped with an air venthousing, suitable for using in conjunction with any commerially available automatic air vent, vertical mounting of the air vent at any pump position. Motor overload protection is not required. The motor operates non-overloading.These pumps are suitable for heating water to VDI 2035 and water/glycol mixtures upto aration of 1:1. They are extremely reliable, economical and quiet to use, being particular suitable for domestic applications such as central heating installations, industrial circulating systems, air condftioning and chilled water circulation systems, etc.
WORKING CONDITIONS
Fluid temperature range:- 10℃-+110℃.
Maximum ambient temperature:40℃
Manual 3 -speed control
Non-overloading motor-No external overload
control required always refer to name plate data!
TECHNICAL DATA
| Model | Input (W) | Power (HP) | H.max (m) | Q.max (L/min) | Inlet/Outlet (mm)(inch) |
| WRA20/9 | 100 | 0.13 | 9 | 70 | 20X20(|") |
| GRA20/9 | 100 | 0.13 | 9 | 70 | 20X20(|") |