DROPSA Dragon Series Benutzer- und Wartungshandbuch - Seite 4
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5. MACHINE COMPONENTS
5.1 Gear pump
Two versions available: delivery 350 cm 3 /min and delivey 500 cm 3 /min, both at 1.500 RPM.
5.2 Electric motor
Standard motor, three-phase with 4 poles multi-voltage or single-phase, as specified.
Special three-phase motor with the following voltages: 220/380 V, 240/415 V and 255/440 V, frequency 50 - 60 Hz
and power 90 W.
Single-phase motor: 220 V, 50 Hz and 90w – on request: 110 V 50/60 Hz
Size 56
IP degree of protection 55
24 V dc motors are available on request.
5.3 Reservoir
There are available four versions:
3 liters oil proof Transparent plastic reservoir
3 liters alluminium reservoir with visual level
6 liters oil proof Transparent plastic reservoir
6 liters painted reservoir with visual level
5.4 Indicator of minimum level
Reversible float with contact normally closed at minimum level.
Maximum commutable power 50 W 50 VA;
maximum commutable voltage 220 ac – 150 V dc, maximum current 3A;
on request, a minimum level and lubricant reserve indicator is available code 1655571.
5.5 Inductive sensor type
For oil and light grease exclusively for 3 lt tanks; minimum voltage 30 V ac and maximum voltage 250 V ac; peak
current: min. 15 mA, max. 300 mA.
5.6 Suction filter
Degree of filtration: 260 micron
5.7 Block valve
Mounted inside the tank, composed of a by-pass valve that is easily calibrated from the outside; release valve for
systems equipped with "direct response" feeding devices (04 – 06).
4
class F insulation
Continuous running S1