background image

installation &   

oper ating instructions

E.2 Series high efficiency    

 

circulator

8

7.0  product family specification

50 hz e.2 series models

Hydraulic data

model

e7.2/
e7.2b

e9.2/
e9.2b

e12.2/
e12.2b

e14.2/
e14.2b

e22.2/
e22.2b

e33.2/
e33.2b

Nominal Hydr. Power (watts)

105

105

252

252

252

252

Max Flow (L/sec.)

1.9

1.8

2.7

2.8

4.9

7.9

Max Head (m)

5.3

7.7

10.6

11.4

8.7

6.3

Max. Efficiency 

(bep%)

22.5

26.4

31.2

32.4

40.7

42.1

Max. Fluid Temperature

110°c

 (All models)

Max. Ambient Temperature

50°c

 (All models)

Max. Working Pressure

1034

 kPa (All models)

Electrical (motor) data

model

e7.2/e7.2b

e9.2/e9.2b

e12.2/e12.2b e14.2/e14.2b e22.2/e22.2b e33.2/e33.2b

Nominal input voltage 

range @

50 hz

.

220-240

vac

220-240

vac

220-240

vac

220-240

vac

220-240

vac

220-240

vac

Full load current draw 

@

50 hz.

(

ac 

Amperes)

0.80

0.90

1.7

1.8

2.3

2.3

Speed @ max flow 

(rpm)

2892

2855

2885

2868

2780

2760

Max. Efficiency 

(bep%)

22.5

26.4

31.2

32.4

40.7

42.1

b i r m i n g h a m

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armstrong fluid technology 

  

established 1934

Содержание E.2 Series

Страница 1: ...E 2 Series High efficiency circulator Installation and operating instructions File No 10 84 Date july 04 2018 Supersedes 10 84 Date january 25 2018...

Страница 2: ......

Страница 3: ...ectrical wiring 4 3 0 Start up 5 4 0 Preventive maintenance inspection 5 5 0 Pump replacement in an existing installation 6 5 1 Complete pump 6 5 2 Motor end only 6 6 0 Mechanical seal replacement 6 7...

Страница 4: ...ecommends a thorough flush of the hydronic system ensuring removal of all foreign materials This pump should be installed in a well lit location with good access Installation personnel must be qualifi...

Страница 5: ...4 230 v installations pump motor Pump motor thermally protected To auxilliary control if required Fusible disconnect or circuit breaker by others l1 l2 Typical wiring diagram for single phase 230 v 5...

Страница 6: ...ed in the line 2 Ensure electrical power is disconnected and locked out 3 Close the water supply at the points closest to the pump s inlet and outlet 4 For safety allow water to cool to 100 f 40 c bef...

Страница 7: ...loth and alcohol to ensure the surface is clean 14 Install the new rotating seal element and spring assembly by gently pushing it graphite ring first over the installation tool and onto the shaft unti...

Страница 8: ...ressure 1034 kPa All models Electrical motor data model e7 2 e7 2b e9 2 e9 2b e12 2 e12 2b e14 2 e14 2b e22 2 e22 2b e33 2 e33 2b Nominal input voltage range 50 hz 220 240vac 220 240vac 220 240vac 220...

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