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BOILER FLOW RATE REQUIREMENTS
Circulator Size (120V)
Model
HP
Amp Draw
400
1/6
2.1
540
1/6
2.1
750
2/5
4.8
1000
3/4
8.2
1200
3/4
8.2
1600
3/4
8.2
2000
1
11.2
* Pumps are supplied as standard equipment with PRIMERA
as standard equipment for PRIMERA
a Cupronickel heat exchanger is supplied, pump specifications may change. Consult Riverside Hydronics.
CIRCULATOR PUMP WIRING
®
PRIMERA
water heaters and boilers require a properly sized circulator pump. Whether factory or locally supplied, wire
single-phase circulator pumps as shown below:
Important: Lubricate the pump to the manufacturer's recommendations. The warranty does not cover pump damage
due to inadequate lubrication.
BOILER FLOW RATE REQUIREMENTS
AND FACTORY SUPPLIED* CIRCULATOR PUMP PERFORMANCE
Design
Temperature Rise at
Flow Rate
GPM
30
30
61
76
46
61
76
®
boilers (Model B series), but may be selected from the optional equipment list. If
Maximum Foot Head
Design Flow In
Degrees in °F
at Design Flow Rate
23
30
21
23
45
45
45
®
water heaters (Model W series). Pumps are not included
13
of Circulator
at Design Flow Rate
12
12
15
21
24
23
28
Foot Head Loss
through PRIMERA
8
8
10
12
18
18
19
34-50 04/02/2010
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