CP : control panel, FC : frequency converter, SB : supply board, CB : cooling board, CC : control cable, LL : lid locking, BC : braking chopper,
BR : brake resistor, MR : mains reset
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Temperature measured at room temperature RT
Sample temperature after 1 h running time RT + 20 K
Sample temperature in cooled centrifuges after 1 h
running time
1
st
run 4°C 4500 RPM 2°C to 6°C
2
nd
run 20°C 4500 RPM 19°C – 21°C
3
rd
run 37°C 4500 RPM 35°C– 39°C
Tempertures measured after the 2
nd
run
Motor: Unscrew motor covering and meas-
ure at stator lamination bundle
RT + 80 K
A bearing: Measure ball bearing temperature at
inner ring
RT + 80 K
FC: Measure at FC fastening
brackets
RT + 35 K
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