
ARO EP20-XXXXX-XXX-XXX — 2 inch metallic family
EP20-XXXXX-XXX-XXXARO EP20-XXXXX-XXX-XXX is a 2-inch electric triple diaphragm pump family in the EVO 300 series. Wetted housing options include Aluminum / Cast Iron / Stainless Steel.
- Nominal port size
- 2 inch
- Family maximum flow
- 529.96 L/min
- Housing options
- Aluminum / Cast Iron / Stainless Steel
Know the pump.
Construction & fluid path
Listed fluid connection options: ANSI / DIN flange.
Performance & operating point
The published family maximum flow is 529.96 L/min. Maximum flow and maximum pressure are separate ratings. The operating flow depends on discharge pressure, the available drive power, fluid properties and the selected configuration.
Configuration selection
This record describes a product family or model pattern. Select the complete ordering code and confirm its wetted materials, connections and operating limits before specifying a pump.
Specifications at a glance.
Review materials, connections and operating limits for your duty point.
Identification
| Brand | ARO |
|---|---|
| Model / order number | EP20-XXXXX-XXX-XXX |
| Series | EVO 300 |
| Nominal port size | 2 inch |
| Family maximum flow | 529.96 L/min |
| Housing options | Aluminum / Cast Iron / Stainless Steel |
| Drive type | Electric |
| Connection standard | ANSI / DIN flange |
Performance
| Models Aluminum Cast Iron Stainless Steel Maximum flow rate (flooded inlet) | 140 gpm (530 lpm) |
|---|---|
| Displacement per cycle @ 80 psig | 0.66 gal. (2.5 lit.) |
| Maximum material inlet pressure | 60 psig (4.14 bar) |
| Maximum Average Working Pressure | 120 PSIG (8.3 bar) |
| Maximum outlet working pressure (piping design limit) | 180 psig (12.4 bar) |
| Maximum particle size | 1/4” dia. (6.4 mm) |
| Wet suction lift | 30 ft (9.1 m) |
| Dry suction lift | 18 ft (5.4 m) |
| Gear Ratio | 12.7:1 |
| Type and Classification (For hazardous configurations only. Please note: VFD should not be installed in a hazardous area.) | II (2) G [EX e] [Ex d] [Ex n] II (2) D [Ex tb] [Ex tc] II (2) G [EX e] [Ex d] [Ex n] II (2) D [Ex tb] [Ex tc] II (2) G [EX e] [Ex d] [Ex n] II (2) D [Ex tb] [Ex tc] |
Materials & construction
| Wetted body options | Aluminum / Cast Iron / Stainless Steel |
|---|---|
| Diaphragm / Ball Check Size | 1.5" (38 mm) equivalent |
Connections
| Fluid Inlet / Outlet Hybrid - internal thread | ANSI / DIN Hybrid flange |
|---|
Dimensions & weight
| Pump weight, without motor | EP20-CXXXX-XXX-XXA 477 lbs (216 kg) EP20-AXXXX-XXX-XXA 376 lbs (171 kg) EP20-SXXXX-XXX-XXA 517 lbs (235 kg) |
|---|---|
| Motor Amps @ 400V / 50Hz Weight | 11.3 A Standard: 236 lbs (107 kg) Hazardous Duty: 304 lbs (138 kg) |
| Weight | 31 lbs (14 kg) 51 lbs (23 kg) 31 lbs (14 kg) |
Additional specifications
| Nominal port size | 2 in |
|---|---|
| Pump architecture | Electric triple diaphragm |
| Stroke | 1.75 in (44.45 mm) |
| Peak Efficiency | 70% |
| Maximum Pump Speed | 198 rpm |
| Mounting Dimension / Circumference Radius | 3 equally placed 0.63” (∅ 16 mm) hole on 29.8” (∅ 758 mm) B.C. / 32.6" (828.9 mm) |
| Rated Power / Phase / Voltage / Efficiency | 5.5Kw / 3 Phase / 400V / IE3 |
| Type and Classification | ATEX / ICEx II2 G Ex db IIB T4 Gb | II2 D Ex tb IIIC T125o C Db NEC / CEC Class 1, Div 2 Group A-D | Class 2, Div 2 Group E-G |
| Encoder | 5V 1024 pp |
| Dimensions for Standard & Hazardous Duty (Not including hazardous duty encoder) | Height: 31.6" (802.5 mm) Length: 10.2" (258 mm) Width: 10.2" (258 mm) |
| Dimensions of Hazardous Duty Encoder | 5.09" (129.4 mm) |
| Rated Power / Phase / Voltage | 7.5 Kw / 3 Phase / 380V-500V 7.5 Kw / 3 Phase / 200V-240V 7.5 Kw / 3 Phase / 525V-600V |
| Frequency | 50Hz / 60Hz 50Hz / 60Hz 50Hz / 60Hz |
| Maximum VFD Speed | 84Hz 84Hz 84Hz |
| VFD Input Amps (Continuous @ 441-500V) | 13 A 28 A 10.4 A |
| VFD Input Amps (Intermittent @ 441-500V) | 20.8 A 44.8 A 16.6 A |
| Dimensions | Enclosure Size Type: A5 Height: 16.5" (420 mm); Width: 9.5" (242 mm); Depth: 9.10" (231.3 mm) Enclosure Size Type: B1 Height: 18.9" (480 mm); Width: 9.5" (242 mm); Depth: 10.20" (260 mm) Enclosure Size Type: A5 Height: 16.5" (420 mm); Width: 9.5" (242 mm); Depth: 9.10" (231.3 mm) |
Maximum flow and maximum pressure are separate ratings; they do not describe one simultaneous operating point.
Make the right selection.
Share the fluid, required flow, discharge pressure and temperature with Kevin.