ESBE GRA311 DN20 Wilo PARA STG 15/8 Pump Group (61043600)
The ESBE series GRA200 and GRA300 are circulation units intended for heating circuits where an outstanding flow and temperature control are required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and a high efficiency circulation pump. The units are delivered with a 3-way rotary progressive mixing valve which ensures best regulation performances independent from flow rate and low oversizing risk.
The series GRA300, with very compact dimensions, comes with actuator series ARA661. Series GRA300 is available in DN20 and are equipped with a Wilo pump. Replaces 61043100.
Features:
- Outstanding flow control thanks to the progressive characteristic of the valve
- 2 different types of actuator: 3-point or proportional control signal (depending on version)
- QuickFit interface between actuator and valve – no tools needed
- 3 different high efficiency circulation pumps
- Available in 3 sizes: DN20, DN25, DN32
- High class insulation shell
- Pretested and ready to use
- Compact design
Technical Specifications:
| Reference | GRA311 |
| DN | 20 |
| Pump | Wilo PARA STG 15/8 |
| Connection I | G 3/4″ |
| Connection J | G 1″ |
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