エバラ時報 No.247 p.14 大神田 和巳 ほか
Contents
1. HPE 2014 11 HPE 1 2 1 15 04 01 247 1 HPE Photo1 New water supply pump for household use model HPE 20 32 mm 100 V2. HPE 8 No 247 20154 HPE 4 When an auxiliary pump is installed installation of an auxiliary elevated tank can be exempt Auxiliary elevated tank HPE 1 m3 Capacity 1 m3
3. HPE EE New Water Supply Pump for Household Use Model HPE by Kazumi OHKANDA Takahide OZAWA amp Yasutaka KONISHI A new variable speed type pump model HPE was launched in November 2014 as an integrated pump of model HPF variable speed type and model HPA fixed speed type which have been commercially available since 2004 and 2007 respectively as a water supply pump for household use This HPE model meets the recent market needs for energy saving and low noise operation in residential areas combining a high efficiency pump a permanent magnet synchronous motor equivalent to IE4 and a controller and an inverter with efficient operation In the 250 W model compared to conventional models model HPA approximately 48 of energy saving and as low as 12 dB A of noise are achieved Keywords Inverter Permanent magnet synchronous motor Constant pressure control Energy saving Low noise operation External output Lead free Shallow wells Incombustible material Compatibility 1
4. DC 20 A ON LED 2 Power lamp Red Error lamp Orange Run Stop switch Run lamp Red Pressure setting switch Pressure setting _ lamp Red 15 04 02 247 2 Photo 2 Control panel display No 247 2015 4 HPE 3 CO
5. A3 6 2 Discharge 2 NN 1 Discharge 1 i a i H3 Discharge 3 Suction External dimensions Conventional model HPA WxDxH mm HPA HPE Model HPE 250 W 400 W 250 W or lower 400 W or lower 260X2868X335 400 W 320X320xX353 00 VW or more 750 W 5 Fig 5 External dimensions HFE Em 6 Fig 6 Instruction manual for customers th i LH 1 a L Fk i kl 1 i Option box Error signal output Run signal output 7 Fig 7 Option box 5
6. 3 2 2 3 m 4 Strong mode TS mR 8 Normal mode HE I I I I I I I 8 rr S 1 Strong mode Nel 8 I 9 2 ww Normal mode L min Flow capacity 4 Fig 4 Strong mode operation No 247 2015 4 HPE
7. 250 W HPA 10 L min 48 2 12 dB A Conventional model HPE 4 a Normal mode Model HPE 2 We mm l gt a gt 48 250 W R 2 Decreased by about 48 8 at 250 W 10 L min Flow capacity 2 Fig 2 Constant discharge pressure Control Conventional model Ws 2 2 gt Reduction 8 V 8 HPE Model HPE High frequency sound 0 25 48 63 100 160 250 400 630 lk 16k25k 4k 63k10k16k Hz Frequency 1 m This is the value measured at low flow rate in the machine side 1 m of anechoic chambers of our factory 3 Fig 3 Low noise operation
8. 1L Pressure tank Diaphragm tank 1 L RI nn mW 3 EMC
9. 3 3 400 W HPA 250 W 5 4 A4
10. 150 400 W 200 V 250 750 W 50 L min 32 m 8 m 2 1 1 3 No 247 2015 4 HPE H2 Discharge 2 gt Motor Blind flange Pressure sensor EBI Flange for DC drain cock DC reactor Drain cock 3 2 Discharge 3 ressure tan Coupling pipe Heater LR 1 Discharge 1 Suction NN Companion fange Thermistor Priming plug i 0 Main body of SS flow check Impeller Control panel a MM Casing bo Valve for fow check H
11. Save Energy Pump SE ISuper Save Energy Pump SSE HPE IE4 SSE 1 HPE
12. eater 1 Fig 1 Configuration of the pump system 1 Table 1 Specifications Location Indoor Outdoor use 0 40 Handled liquid Clean water 0 to 40 C 8 m 20 Maximum sucton height 6 m liquid I 20 C IN Allowable height Type Cascade pump Shaft seal Mechanical seal nn Casing i free ON alloy Casing COVer Lead free Ne alloy Impeller Lead free copper Main i BE eonet Darts Shaft Stainless steel i parts Plastic i pipe Lead free 2 alloy Motor Permanent magnet synchronous motor Control system Constant discharge pressure Control Control i ramiel Lamp Power Error Run Pressure setting Switch Run Stop Pressure setting Single phase 100 V 50 60 H2 Three phase 200 V 50 Hz 200 220 V 60 Hz
13. or more ee a a 4 a lt dem Indoor fire hydrant ee ci NK Signal output Fire pump HPE Model HPE 5 ii Fire cistern 8 Fig 8 Applicaton example of option box Feeding water Into fire extinguishing piping No 247 2015 4
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