Circulator Sizing - Heat Transfer Munchkin VWH User Manual

C. CIRCULATOR SIZING
The Munchkin VWH Heat Exchanger has a pressure drop which must be considered in your system
design. Refer to the graph below for pressure drop through the Munchkin VWH Heat Exchanger.
24
22
20
18
16
14
12
10
8
6
4
2
0
5
*The recommended circulators are based on 1 gpm per 10,000 BTU/hr w/20
20
10 15 20
Flow in Gallons per Minute
MUNCHKIN 399VWH
Circulator Sizing Chart
BOILER TACO P/N
199M 1400-20B
399M 1400-50B
25 30
MUNCHKIN 199 VWH
GRUNDFOS P/N Bell & Gossett
26-96 PL-36
UPS 32-160 PL-55
PIPING
35 37.5 40