LEO LEN 125-80-200C Инструкция по эксплуатации онлайн
Содержание
- Ambient temperature 1
- Application 1
- Bare shaft end suction centrifugal pump 1
- Flange 1
- How to read the curve charts 1
- Identification codes 1
- Lei i________ 1
- Len 125 100 200 a 2 1
- Materials table 1
- To performance curves 1
- Bare shaft end suction centrifugal pump 2
- Hydraulic performance curves 2
- Len________ 2
- Len________ 3
- Len________ 4
- Len________ 5
- Bare shaft end suction centrifugal pump 6
- Hydraulic performance curves pump size 6
- Len150 125 250 1450r min 6
- Len________ 6
- Application 7
- Bare shaft end suction centrifugal pump 7
- Booster pump 7
- Dimension 7
- Dimension drawing 7
- Identification codes 7
- Innovation 7
- Len________ 7
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LEI I________ Bare Shaft End Suction Centrifugal Pump Materials Table Application Water supply systems Pressure boosting Heating systems for commercial buildings and district heating Cooling plants for industrial processing and air conditioning units General transport for industrial processes I No 1 Fire fighting system Pump Liquid PH value 4 10 Part Pump body Material 2 Impeller Cast iron 3 Mechanical seal Carbon Silicon carbide 4 Pump cover Cast iron 5 Bearing base Cast iron 6 Pump shaft Steel AISI 304 7 Coupling Liquid temperature O C 900 8 Motor Power range 2 2 30 kW 9 Base plate Cast iron Iron Max head 36 5 m Max operation pressure 16 bar Altitude up to 1 000 m Motor Insulation class F How to Read The Curve Charts Protection class IP55 IE 2 motor as standard IE 3 motor is available on request Flange LEN EN 1092 and DIN 2576 standard Ambient Temperature Max Ambient temperature 40 C Ambient temperature above 40 C or installation at altitude of more than 1000 m above sea level require the use of an oversize motor Because of low air density and poor cooling effects the motor output power P2 will be decreased See the picture For example when the pump is installed at altitude of more than 3500 m Identification Codes LEN 125 100 200 A 2 Motor pole omitted for 4 Number of Impeller Trimming A 1st cut B 2nd cut C 3rd cut Impeller Nominal Diameter Outlet Diameter mm Inlet Diameter mm LEO End Suction Centrifugal Pump to Performance Curves Tolerances to ISO 9906 Annex A Measurements have been made with airless water at a temperature of 2010 and l 1000 147 I 2250 I 3500 m t C kinematic viscosity of 1mm2 s To avoid overheating of the motor the pump should not be use against a high head for a long time 148