Submittal Sheet
Pump Specifications
Max. Operating Pressure:
175 PSI (12 bar)
Water Temperature Range:
36˚ - 230˚F (2˚ - 1˚C)
Ambient Operation Temperature Range:
32˚ - 104˚F (0˚- 40˚C)
Designed for closed loop heating and cooling
systems pumping water or a water/glycol mixture
Materials of Construction
Casing ................Cast Iron
Impeller .............Stainless Steel
Shaft.....................Stainless Steel
Bearing ..............Metal Impregnated Carbon
Standards & Protection
Insulation: Class H
Enclosure: Class 2, IP44
Integrated Motor Protection (electronically protected)
Continuous Duty
UL 778, 1004-1, 508C
CAN/CSA C22.2 #108, #100, #107.1
EMC (89/366 EEC): EN 61000
LVD (73/23/EC): EN 60335-1, EN 60335-2-51
Machine Safety (98/37/EC): EN ISO 12100
Operating Modes
Constant Pressure Control (Δp-c)
Variable Differential Pressure Control
(Δp-v) - factory default
Proportional Pressure Control
Constant Curve Duty
(uncontrolled pump)
RPM Regulation
Power Limitation (amps or watts)
Model
Number
Flange Size
(ANSI)
Power
(HP)
A B C D E F Weight
in. mm in. mm in. mm in. mm in. mm in. mm lbs. Kg
VR15-3 1-1/2” 0.027 - 0.680
9-13/16
250 15-3/16 386 12-5/8 321 7-13/16 198 7-7/16 189 10-1/16 255 57 26
VR20-3 2” 0.035 - 1.088
11
280 16-3/4 425 13-1/4 336 7-15/16 201 7-7/16 189 10-1/16 255 71 32
VR25-3 2-1/2” 0.054 - 1.496
13-3/8
340 17-11/16 449 14-1/2 369 8-11/16 221 7-7/16 189 10-1/16 255 82 37
VR30-3 3” 0.054 - 2.175
14-3/16
360 19-13/16 503 15-7/8 403 9-1/4 235 7-7/16 189 10-1/16 255 99 45
Pump Ratings
1 phase, 110 - 240V, 47 - 63Hz (VR15 & VR20)
1 phase, 230 - 240V, 47 - 63Hz (VR25 & VR30)
Power Consumption (HP)
VR15-3 = 0.027 - 0.68 HP
VR20-3 = 0.035 - 1.088 HP
VR25-3 = 0.054 - 1.496 HP
VR30-3 = 0.054 - 2.175 HP
Power Consumption (W)
VR15-3 = 20 - 500 W
VR20-3 = 26 - 800 W
VR25-3 = 46 - 1100 W
VR30-3 = 40 - 1550 W
Rated Current
(1 phase, 230V)
VR15-3 = 5.6A - 2.8A
VR20-3 = 7.2A - 3.6A
VR25-3 = 5.3A
VR30-3 = 7.2A
Current Limit (Max.)
VR15-3 & VR20-3 = 6 A
VR25-3 & VR30-3 = 8 A
24V Supply Output
Max. Current up to 100 mA, Output Voltage
of 24V ± 20%, Output Ripple under 1V
Relay Output:
8A, Max. Voltage 250 VAC, 48 VDC
Max. Load up to 500 VA
Digital Inputs:
Max. Input Voltage = 32VDC
2 Inputs & 1 Output
Logical »1« Voltage > 8V, Logical »0« Voltage < 2V
Ethernet:
Connector = RJ-45
Services = http server and client, FTP server
Electrical Specifications
Minimum static inlet pressure at
pump suction port (PSI / bar) to avoid
cavitation at fluid temperatures
Fluid
Tem per atures
VR15 & VR20
(PSI / bar)
VR25 & VR30
(PSI / bar)
112˚F (50˚C) 7.3 / 0.5 4.35 / 0.3
176˚F (80˚C) 11.6 / 0.8 14.5 / 1.0
230˚F (110˚C) 20.3 / 1.4 23.2 / 1.6
Submittal Data Information
00e
®
Series
VR15-3, VR20-3, VR25-3 VR30-3 ECM Circulators
301-3000
Effective: August 8, 2017
Supersedes: 9
Job: Engineer: Contractor: Rep:
ITEM NO. MODEL NO.
$POUSPM.PEFT
7EDJO
.PE#VT356