DN250 Roots Blower Vacuum Pump, suction pressure -40KPA, food convey blower
About BK vacuum pump
BK vacuum pump can reach the maximum vacuum pressure of -40KPA. It is widely applied in vacuum application in food conveying, metallurgy, chemical industry,electronic coating and other industries. It is composed of blower main body, inlet silencer, out silencer, vacuum pressure gauge, vacuum relief valve and other necessary accessories.
Specifications
|
Model
|
BV9020
|
| Inlet dimension |
DN250 |
| Outlet dimension |
DN250 |
|
Air capacity
|
29.48-81.37m3/min
|
|
Discharge differential pressure
|
-10 ~ -40KPA
|
|
Rotary speed
|
700-1500rpm
|
|
Motor type
|
15KW-160KW
380/400/415/440V, 3PHASES, 50/60HZ
|
|
Motor brand
|
Standard: Siemens Beide or Wannan motor
Siemens and ABB motor for your option
|
| Motor efficiency grade |
IE3 |
| Moror insulation class |
F, temperature rising B |
| Motor protection class |
IP55 |
|
Installation type
|
Standard: horizontal type.
Vertical type available for your option
|
|
N.W. of blower without motor
|
1150kg
|
|
Packing size Approx.
|
2.62*1.78*2.45m (length*width*height)
|
Parameter sheet
| Model |
Port Dia
(MM) |
Speed |
Inlet capacity (m3/min)and shaft power (KW) |
| -0.1kgf/cm2 |
-0.2kgf/cm2 |
-0.3kgf/cm2 |
-0.4kgf/cm2 |
| -1000mmH2O |
-2000mmH2O |
-3000mmH2O |
-4000mmH2O |
| -0.01Mpa |
-0.02Mpa |
-0.03Mpa |
-0.04Mpa |
| rpm |
m3/min |
KW |
m3/min |
KW |
m3/min |
KW |
m3/min |
KW |
| BV9020 |
250(10") |
700 |
35.04 |
12.11 |
32.72 |
18.99 |
30.93 |
25.36 |
29.48 |
29.05 |
| 850 |
43.73 |
14.71 |
41.41 |
23.06 |
39.61 |
30.80 |
38.17 |
35.28 |
| 1000 |
52.41 |
17.30 |
50.10 |
27.12 |
48.30 |
36.23 |
46.85 |
41.50 |
| 1150 |
61.10 |
19.90 |
58.78 |
31.19 |
56.99 |
41.67 |
55.54 |
47.73 |
| 1250 |
66.89 |
21.63 |
64.58 |
33.90 |
62.78 |
45.29 |
61.33 |
51.88 |
| 1400 |
75.58 |
24.22 |
73.26 |
37.97 |
71.47 |
50.73 |
70.02 |
58.10 |
| 1500 |
81.37 |
25.95 |
79.05 |
40.69 |
77.26 |
54.35 |
75.81 |
62.25 |
Assembling drawing of blower package
| BV Outline Dimension Sheet |
|
|
|
|
|
|
|
|
|
|
|
Unit:mm |
Type |
Port Dia |
Motor power |
A |
B |
C |
D |
E |
F |
G |
H |
K |
M |
N |
0 |
P |
Q |
n-M16×h |
Weight
(kg) |
| BV9020 |
200(10") |
15～160 |
2055 |
1800 |
110 |
400 |
1084 |
300 |
545 |
2050 |
382 |
820 |
935 |
230 |
360 |
114 |
4-M16×400 |
1150 |
| Standard accessories include:intake, outlet muffler, negative pressure gauge,base,belt cover,vacuum relief valve,triangular belt. |
| The weight above are for standard accessories only,motor excluded. |
Standard supply of scope
1. blower main body
2. vacuum safety valve
3. inlet silencer
4. outlet silencer
5. public base (with belt cover)
6. rubber flexible joint and shock pad
7. blower pulley
8. pressure gauge
9. belt
10. bolts and nuts and other connection parts
11. motor
About us
①In 1994,Yixing Pengde Machinery Co.,Ltd. ( a Sino-Japanese joint Venture) was born,and relocated in the Industrial Park for Environmental SCI and TECH. The following year with company name changed to B-Tohin Machine (Jiangsu)Co.,Ltd.
②Localization of HC blower in 1996
③In 1999,established a joint venture named Tohin Machine Co.,Ltd. with TUTHILL Pneumatics Group (United States).
④Localization and mass sales of BK blower in 2000
⑤In 2004,HC Blower and BK Blower got the honor of “new high-tech product”,and the company was rated as a high-tech enterprise. In the same year,the company passed ISO9001 certification,purchased more than 30000 square meters for new plant and donated 500000 yuan to build the B-Tohin Qinghu Hope Middle School.
⑥In 2009,the single-stage high-speed blower was successfully launched, and BK was rated as famous trademark of Wuxi City and famous trademark of Jiangsu Province.The torch program project of Jiangsu Province and a number of patents were achieved ,also the company’s together-with-heart idea: attentively,sincerely,confidently was put forward.
⑦The company’s BK brand was rated as “China Well-known Trademark” in 2013.
⑧In 2014,the company was identified as “Jiangsu Aerodynamic Research Center” by the Science &Technology Department of Jiangsu Province,and got the ISO14001 certificate.At the same time,Office Automation was put into use successfully.
⑨In 2015,the company introduced a whole blower performance test system.Successfully bid for the 2600 square meters industrial assets in Yixing economic development zone and established Wuxi B-Tohin Blower Technology Co.,Ltd.
⑩In 2016, Sino-Korean joint venture Wuxi B-Tohin & Ace Blower Science and Technology Co.,Ltd. was established. In the same year,air foil centrifugal blower was successfully introduced,and Tohin Vietnam Industry was founded.
⑪In 2017,the company turned on the Internet of things intelligent ,the balance tester of Air Bearing Turbo Centrifugal blower was successfully put into use .The Science and Technology Association of B-Tohin was founded.
⑫In 2018, B-Tohin magnetic suspension centrifugal blower,stainless steel blower and other new products were successfully launched.
⑬In2019,Adopted the ERP platform management in the whole company and passed the assessment of “Informational and Industrialize Integration” in 2019.
⑭B-Tohin screw blower was put on market successfully in 2021.
⑮Launched contract energy management and new type product lease sales in 2022.With a new area of 75000 square meters acquired, the project of design and intelligent manufacturing base of high efficiency blower and office building of B-Tohin started.
The new factory building was successfully completed and relocated.
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