LEMD Liquid ring vacuum pumpsApplicationLEMD liquid ring vacuum pumps are displacement single-stage pumps to handling and exhausting of dry and humid gases, entrained liquid can be handled during normal duty.BenefitsNon-polluting due to nearly isothermal compressionOil-free, as no lubrication in the working chamberHandling of gases and vapoursSmall quantities of entrained liquid can be handledEasy maintenance and reliable operationLow noise and nearly free from vibrationIncorporated central drainNo metallic contact of the rotating partsFeaturesMaterial housing:
Stainless steel (SS) or Cast iron (GG)Material impeller: Stainless steel or Duplex (SS)Maximum admissible temperature: 80 degree CStandard IEC-motor with IE3. Can be configured with; IE4, NEMA, ATEX, CSA, UR, CC etc.60Hz has CSA and UL as standardVoltage tolerances as per IEC 60034-1, long-term ±5%, short-term ±10%Motor bearings greased for lifetimeCapacities correspond to LEMA & LEMB pumps according to:
1.1/1,25 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 17/23 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4308)
LEMD 27 EZ D52 0E 1 AA IE3
90530-8812
1.1/1,25 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 17/23 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 27 EZ D5N VA 1 AA IE3
90530-8813
LEMD 52
Description
Denomination
Part No
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2,2/2,6 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 35/47 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 52 EZ D52 0E 1 AA IE3
90530-8814
2,2/2,6 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 35/47 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 52 EZ D5N VA 1 AA IE3
90530-8815
LEMD 92
Description
Denomination
Part No
Add to cart
3.0/3,5 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 48/58 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 92 EZ D4W 0E 1 AA IE3
90530-8816
3.0/3,5 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 48/58 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 92 EZ D4J VA 1 AA IE3
90530-8817
LEMD 127
Description
Denomination
Part No
Add to cart
3 kW, 50 Hz, GG/SS
Capacity at 80 mbar (ABS): 67 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 127 EZ D4W 0E 1 AA IE3
90530-8818
3 kW, 50 Hz, SS/SS
Capacity at 80 mbar (ABS): 67 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 127 EZ D4J VA 1 AA IE3
90530-8819
4/4.5 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 67/86 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 127 EZ D4W 0E 1 AB IE3
90530-8820
4/4.5 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 67/86 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 127 EZ D4J VA 1 AB IE3
90530-8821
LEMD 162 Cast iron threaded connection
Description
Denomination
Part No
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5,5/6 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 120 m³/h
Power: 50Hz 380-420/660-725 V +/-5%
Power: 60Hz 440-480 V +/-5%
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4308)
LEMD 162 AZ D4W 0E 1 AA IE3
90530-8822
LEMD 162 Stainless steel flange connection
Description
Denomination
Part No
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5,5/6 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 120 m³/h
Power: 50Hz 380-420/660-725 V +/-5%
Power: 60Hz 440-480 V +/-5%
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 162 CZ D4J VA 1 AA IE3
90530-8823
LEMD 252
Description
Denomination
Part No
Add to cart
7,5/8 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 160/200 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): -/460 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 252 CZ D4W 0E 1 AB IE3
90530-8824
7,5/8 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 160/200 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 252 CZ D4J VA 1 AB IE3
90530-8825
LEMD 327
Description
Denomination
Part No
Add to cart
11/12,6 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 212/275 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 327 CZ D4W 0E 1 AA IE3
90530-8826
11/12,6 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 212/275 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 327 CZ D4J VA 1 AA IE3
90530-8827
LEMD 427
Description
Denomination
Part No
Add to cart
11 kW, 50 Hz, GG/SS
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 427 CZ D4W 0E 1 AA IE3
90530-8828
11 kW, 50 Hz, SS/SS
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
LEMD 427 CZ D4J VA 1 AA IE3
90530-8829
15/16,5 kW, 50/60 Hz, GG/SS
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
LEMD 427 CZ D4W 0E 1 AB IE3
90530-8830
15/16,5 kW, 50/60 Hz, SS/SS
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Mô tả
LEMD Liquid ring vacuum pumps Application LEMD liquid ring vacuum pumps are displacement single-stage pumps to handling and exhausting of dry and humid gases, entrained liquid can be handled during normal duty. Benefits Non-polluting due to nearly isothermal compression Oil-free, as no lubrication in the working chamber Handling of gases and vapours Small quantities of entrained liquid can be handled Easy maintenance and reliable operation Low noise and nearly free from vibration Incorporated central drain No metallic contact of the rotating parts Features Material housing:
Stainless steel (SS) or Cast iron (GG) Material impeller: Stainless steel or Duplex (SS) Maximum admissible temperature: 80 degree C Standard IEC-motor with IE3. Can be configured with; IE4, NEMA, ATEX, CSA, UR, CC etc. 60Hz has CSA and UL as standard Voltage tolerances as per IEC 60034-1, long-term ±5%, short-term ±10% Motor bearings greased for lifetime Capacities correspond to LEMA & LEMB pumps according to:
LEMD 27 < – > LEMA 26 LEMD 52 < – > LEMA 51 LEMD 92 < – > LEMB 91 LEMD 127 < – > LEMB 126 LEMD 162 < – > LEMB 161 LEMD 252 < – > LEMA 251 LEMD 327 < – > LEMA 325 LEMD 426 < – > LEMA 425
Capacity at 80 mbar (ABS): 17/23 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4308)
Capacity at 80 mbar (ABS): 17/23 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 35/47 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 35/47 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 48/58 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 48/58 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 67 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 67 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 67/86 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 67/86 m³/h dry air
Voltage 50Hz (Y/D): 380-415/220-240 V
Voltage 60Hz (Y/D): 460/— V
Connection: Threaded
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 120 m³/h
Power: 50Hz 380-420/660-725 V +/-5%
Power: 60Hz 440-480 V +/-5%
Connection: Threaded
Material housing: GG, (0.6025)
Material impeller: SS, (1.4308)
Capacity at 80 mbar (ABS): 120 m³/h
Power: 50Hz 380-420/660-725 V +/-5%
Power: 60Hz 440-480 V +/-5%
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 160/200 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): -/460 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 160/200 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 212/275 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 212/275 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: GG, (0.6025)
Material impeller: SS, (1.4408)
Capacity at 80 mbar (ABS): 300/365 m³/h dry air
Voltage 50Hz (Y/D): 660-690/380-415 V
Voltage 60Hz (Y/D): —/460 V
Connection: Flange EN1092
Material housing: SS, (1.4408)
Material impeller: SS, (1.4408)