E-Flo 直流 4 球電動循環泵
E-Flo DC直流（雙控制）電動循環泵的效率是同類氣動泵的五倍，可降低能源消耗並節省資金。獨特的 4 球下缸體最大限度降低了脈動、增加了流速並減少了停機時間。
借助高級型號，您可以通過單個控制模塊輕鬆連接和管理多個泵。
集成防空打保護可防止泵過早磨損和造成昂貴的材料損失。
| E-Flo DC 4-Ball Piston Pumps | |
Metric | |
| Maximum fluid working pressure: | |
| Models EC11xx and EC12xx | 2.07 MPa, 20.7 bar |
| Models EC21xx and EC22xx | 1.38 MPa, 13.8 bar |
| Models EC23xx and EC24xx | 2.76 MPa, 27.6 bar |
| Models EC33xx and EC34xx | 2.07 MPa, 20.7 bar |
| Models EC43xx and EC44xx | 1.52 MPa, 15.2 bar |
| Maximum potential fluid pressure | |
| Models ECx1xx and ECx2xx | 1500/v (volume of lower in cc) = bar |
| Models ECx3xx and ECx4xx | 3000/v (volume of lower in cc) = bar |
| Maximum continuous cycle rate | 20 cpm |
| Maximum Flow | Maximum flow is determined by the size of the pump lower. See Performance Charts, page 25. |
| Input voltage | |
| Models ECx1xx and ECx2xx | 100–250 Vac, single phase, 50/60 Hz |
| Models ECx3xx and ECx4xx | 200–250 Vac, single phase, 50/60 Hz |
| Input current | 20 A maximum |
| Power inlet port size | 3/4–14 npt(f) |
| Ambient temperature range | 0–40°C |
| Sound data | Less than 70 dB(A) |
| Oil capacity | 1.4 liters |
| Oil specification | Graco Part No. 16W645 ISO 220 silicone-free synthetic gear oil |
| Weight | Pump package (motor, 1000cc lower, stand, and tie rods): 99.8 kg |
| Fluid inlet size | 1–1/2 npt(f) |
| Fluid outlet size | 1 npt(f) |
| Wetted parts | See Lower Pump manual |