Alfa Laval S 821 - Technical Data

8.2 TECHNICAL DATA 8 TECHNICAL REFERENCE
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8.2 Technical Data
Alfa Laval ref. 574297, rev. 1
N
O
T
E
The separator is a component operating in an
integrated system including a monitoring system.
If the technical data in the system description does
not agree with the technical data in this instruction
manual, the data in the system description is the
valid one.
Subject Value Unit
General technical data:
Motor power: 50 Hz / 60 Hz 5,5 / 6,4 kW
Gear ratio 283 / 70 50Hz
Gear ratio 235 / 70 60Hz
Alarm levels for vibration monitor,
connection 752, 1st/2nd 0,2 / 0,3 mm
Bowl max. inner diameter 208,5 mm
Discharge interval, min./max. 2 / 240 minutes
Max. density of operating liquid 1000 kg/m³
Max. density of feed/sediment 1100 / 2327 kg/m³
Feed temperature, min./max. 0 / 100 °C
Max. running time without flow,
- empty bowl 30 minutes
- filled bowl 30 minutes
Bowl body material AL 111 2377-02
Operating data:
Bowl speed, synchronous 12129/12086 r/min 50Hz/60Hz
Motor speed synchronous 3000 / 3600 r/min 50Hz/60Hz
Power consumption at start-up, max. 6,4 kW
Power consumption idling/max.
capacity:
2,6 / 6,3 kW
Starting time, min./max. 100 / 120 seconds
Stopping time min./max. 18 / 22 minutes
Sound power 9 Bel(A)
Sound pressure 76 dB(A)
Vibrations, separator in use 9,1 mm/s
Volume and capacity data:
Max. hydraulic capacity, bowl 5,5 m³/h (water at 3,5 bar)
Bowl liquid volume 1,8 litres
Fixed discharge volume 1,6 litres
Sludge volume, efficient/total 0,23 / 0,74 litres
Lubricating oil volume 1,7 litres
Weight information:
Motor drive 58 kg
Bowl 35 kg
Separator total 315 kg