Buchi Rotavapo R-250 Manual do Utilizador descarregar pdf (Página 43)

Rotavapor R-250

9 Appendix

9.1 Technical Data

R-250

Power connection 7.5 kW

Connection voltage 400 – 440 V (3P +N), 50 / 60 Hz

Fuse (live, neutral) T4 A L 250V (230V)

Site condition maximum relative humidity 80% for temperatures up to 31° C

decreasing linearly to 50% relative humidity at 40° C

Evaporator output 31 litres of acetone per hour, different for other solvents depending

on the heat of evaporation

Rotation drive Induction motor

Speed control Frequency converter, 5-100 rpm

Bath output 6.6 kW, heat introduction <3W/cm

Bath dimensions Diameter 610 mm, depth 320 mm

Bath pan Stainless steel X2CrNiMo17 13 2 (1.4404 or 316L)

Bath heater control Electronic, with PT-1000, control accuracy ± 2°C

Bath temperature range 0° - 180°C

Overheating protection Separate monitoring circuit, mechanical reset facility, additional

electronic back-up if the setpoint is exceeded by 15°C

Bath lift Linear drive, IP 65

Battery Battery, PB, 12V

Measurement of vapor temperature PT-1000

Displays Vapor temperature, bath temperature, rotary speed

Aeration Integrated valve, vented in case of power failure or by button, with

inert gas connection

Installation category II

Degree of pollution 2

Cooling area Two or three condensate coolers of 0,6 m

each, distillate cooler 0,08 m

Vacuum pump Recommended suction output in excess of 5 m

Cooling water consumption 200 – 400 l / h, 2,7 bar abs. maximum (without pulsation)

Weight 160 kg without glass

Dimensions See relevant Chapter

Table 8: Technical Data

9.2 Materials Used

Material

Part Description Code

Chassis X5CrNi 18 10 1,4301 or 304

Bath pan X2CrNiMo 17 13 2 1,4404 or 316L

Glass Borosilicate 3,3

Seals Polytetraﬂuorethylene PTFE

Taps Polytetraﬂuorethylene PTFE

Table 9: Materials Used

1 2 ... 38 39 40 41 42 43 44 45 46

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