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Weiyi Vacuum Equipment (Shanghai) Co., Ltd
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Weiyi Vacuum Equipment (Shanghai) Co., Ltd

  • E-mail

    welch.as@gardnerdenver.com

  • Phone

  • Address

    Room 2206, Johnson&Johnson Building, 145 Pujian Road, Pudong, Shanghai

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CRVpro4865 rotary vane pump

NegotiableUpdate on 12/22
Model
Nature of the Manufacturer
Producers
Product Category
Place of Origin
Overview
CRVPro48 (230-240)/(380-420) V+/-5% 50Hz Flow rate at 1 atmosphere @ 50Hz, m3/hr (L/min) 55
Product Details

CRVPro 48&65- New two-stage rotary vane pump


advantage

① Low temperature operation: The pump body operates at a low temperature, which can effectively reduce the risk of chemical corrosion to the pump.

② Internal surface coating: Both the fuel tank and pump body are coated with chemical corrosion resistance, which can protect the pump from chemical substances.

③ Large fuel tank capacity: The fuel tank has a large capacity, which can dilute the chemicals sucked into the vacuum oil, reducing the risk of chemical corrosion and the degree of oil contamination.

④ Low noise: The operation is particularly quiet and does not interfere with work.

⑤ Self lubrication function: ensures that all moving parts are immersed in fresh oil, balances temperature, reduces oil pollution, and extends mechanical life

⑥ Anti backflow suction valve: prevents oil from being sucked back into the vacuum container during shutdown.

⑦ Pneumatic valve: reduces the entrainment of chemical vapor into the pump oil; Protect the pump from being affected by condensable fluids such as water, acetonitrile, etc.

⑧ CUL and CE certification: with safety certifications from various countries, meeting official safety standards.


Conventional applications


thin film plating

Degassing of transformer oil, epoxy resin, etc

spatial simulation

lyophilization

distillation

Chemical/Pharmaceutical

Vacuum freezing

Container or cabin exhaust

Metallurgy/Furnace

vacuum drying

Backup pump for blower

semiconductor manufacturing


CRVPRO 48 & 65Technical Specifications

Technical Specifications

unit

CRVpro 48

CRVpro 65

Product Number


3487T-01

3657T-01

power supply

three-phase; (230-240)/(380-420)V +/- 5% 50Hz

1Flow velocity under atmospheric pressure@50Hz,

m3/hr (L/min)

55.7 (928)

74.3 (1238)

Ultimate vacuum pressure (full pressure)

mbar

0.003

motor speed@50Hz

RPM

1460

MOTOR

kw

2.2

Fuel tank capacity

ml

4950

4300

flange connection

DN

40KF

Noise figure@50Hz

dBA

≤58

ambient temperature

10 -40

size

mm

796x262x369

weight

kg

99

100

CRVpro48 & 65Comes with two items in the boxDN40KFFlange sleevetwoDN40KFSealing ring and five barrels of vacuum oil per liter(Order number:8995P-11).

cULcertification(E485334)andCElogo

To learn more about WELCH products or order samples, please clickContact Us.

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