Technical data – IKA RW 28 digital User Manual
Page 12
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Technical data
Speed range
(50 Hz stage I)
(50 Hz stage II)
(60 Hz stage I)
(60 Hz stage II)
rpm
60 − 400
240 − 1400
72 − 480
288 − 1680
Speed adjustment
Stepless
Speed display
Display (LED)
Speed setting accuracy
rpm
± 1
Speed measurement deviation
rpm
± 10
Max. torque at stirrer shaft
Ncm
1144 (with 60 rpm)
900 (with 100 rpm)
86 (with1000 rpm)
Maximum stirring quantity (water)
ltr
80
Max. viscosity
mpas
50000
Permitted on-time
%
100
Nominal voltage
VAC
230 ± 10% (EURO)
115 ± 10% (USA)
Frequence
Hz
50 / 60
Input power (motor)
50 Hz
60 Hz
W
220 (EURO)
300 (USA)
Output power (motor)
50 Hz
60 Hz
W
90 (EURO)
94 (USA)
Output power shaft
(measured at 400 rpm in stage I, 230V 50 Hz)
W
90
Protection type to DIN EN 60529
IP 40
Protection class
I (protective earth)
Excess voltage category
II
Contamination level
2
Protection at overloaded
Yes / temperature sensor in motor winding
Fuse (on mains plate)
220 − 240 VAC, 50 / 60 Hz
100 − 120 VAC, 50 / 60 Hz
A
T 4 A (IKA
®
Ident. No. 2820500)
T 6,3 A (IKA
®
Ident. No. 1408000)
Ambient temperature
°C
+ 5 to + 40
Ambient humidity (rel.)
%
80
Drive
Rib cooled capacitor motor with friction wheel
drive and subsequent 2-stage toothed gear train
Clamping chuck − clamping range
mm
1 − 10
Hollow shaft internal diameter (Ø)
mm
10,5
Extension arm (Ø x L)
mm
16 x 145
Housing
Coated aluminium casting and thermoplastic
plastic
Dimension (W x D x H) (without extension arm)
mm
123 x 252 x 364
Weight (with extension arm and clamping chuck) kg
7,5
Operation at a terrestrial altitude
m
max. 2000
Subject to technical changes!