Technical Description; Technical Data - Sirona HELIODENT Vario Instrucciones De Uso

2 Technical Description

2
Technical Description

Technical Data

Nominal voltage
:
Permissible line voltage fluctuations:
Nominal current:
Rated line frequency:
Power line resistance:
House wiring fuse:
Power requirement:
Tube voltage:
Tube current:
High-voltage curve:
Radiation times:
Mark-to-space ratio:
Total filtration in X-ray tube unit:
Focal spot size acc. to IEC 336:
Focal spot mark:
Diameter of radiation field at tube end:
Type of protection against electric shock:
Degree of protection against electric shock:
Degree of protection against penetration of water:
Year of manufacture:
Operating mode:
Continuous power rating:
Rating (70kV, 7mA)
Anode material:
6
220V / 230V / 240V or
100V / 110V / 120V
+ 6% –10% (230V) , 10% (100, 110, 120, 220, 240V)
±
at 230V: 6A
at 100V: 9.5A
50Hz / 60Hz
at 220V - 240V: 0.95 Ohm
at 100V - 120V: 0.3 Ohm
16A
< 1.5kW
70kV
7mA at nominal voltage
7.35 mA at nominal voltage +10%
6.65 mA at nominal voltage –10%
Monopulse X-ray tube
30ms – 3.2s
1:30 (radiation-time-dependent overheating protection)
>
2mm Al / 70 kV IEC 60 522/1999
0.8mm
SSD 8" (203mm) or 12" (305mm) = source-skin
distance
<
60 mm
Protection class I
Type B
Conventional unit
(w/o protection against penetration of water)
(on the rating plate)
Continuous operation
17W max
490W max
Tungsten
Sirona Dental Systems GmbH
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ebiflabkq=
60 81 967 D 3350
D 3350.201.02.08.02