ECR International Dunkirk DCB-75 Installation, Operation & Maintenance Manual page 73

12.5 Available Boiler Pump Head
This is a high static head pump fit for installation on any type of single or double-pipe heating systems. The automatic air valve
incorporated in the pump allows quick venting of the heating system.
Q WATER FLOW RATE
H HEAD
12 - RATINGS AND CAPACITIES
MIN Minimum speed of modulation
MAX Maximum speed of modulation
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