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Specification:EH250
Displacement (swept volume) | |
50Hz | 310 m3h-1 / 185 ft3min-1 |
60Hz | 375 m3h-1 / 220 ft3min-1 |
Effective pumping speed with backing pump | |
E2M40 | 240 m3h-1 / 141 ft3min-1 |
E2M80 | 274 m3h-1 / 161 ft3min-1 |
Pressure differential across pump | |
50Hz HC & FX | 0-180 mbar / 0-140 Torr |
60Hz HC & FX | 0-150 mbar / 0-115 Torr |
Inlet connection | ISO63 |
Outlet connection | ISO40 |
Rotational speed | |
50Hz | 0-2900 rpm |
60Hz | 0-3500 rpm |
Operating continuous inlet pressure | 0-1000 mbar / 0-760 Torr |
Maximum outlet pressure | 1000 mbar / 760 Torr |
Recommended backing pumps | GV80, E2M40, E2M80, ES100, 212J |
Motor power | |
Hydrocarbon | 2.2 kW / 3 hp |
PFPE | 2.2 kW / 3 hp |
ATEX | 2.2 kW |
Explosion proof | 3 hp |
Ambient temperature range | |
Operating | 5 to 40°C / 40 to 104°F |
Storage | -20 to 80°C / 14 to 176°F |
Maximum operating humidity | 90% RH |
Recommended oil | |
Standard version | Ultragrade 20 |
PFPE version | Fomblin YVAC 16/6 |
Oil capacity | |
Coupling cover | 1.5 litre |
Shaft seal reservoir | 0.125 litre |
Weight | 75 kg / 165 lb |
Hydrocarbon Prepared – HC
Standard pump for use with Ultragrade oil. Oil supplied with the pump
PFPE Prepared - FX
These pumps are assembled and tested using PFPE fluid. PFPE (Fomblin®) to be purchased separately
