DRENT VSOP 850

General technical data:

 

Web width (max.):	850 mm
Print width (max.):	840 mm
Web width (min.):	200 mm
Repeat range:	381 – 762 mm (15” – 30”)
Number of printing units:	8

 

Materials:

 

Film:	10 – 300 µm
Aluminium foil:	20 – 100 µm
Paper:	30 – 240 g/m²
Web tension range:	0 – 2 N/mm

 

 

 

 

 

 

 

Unwind & infeed:

• Automatic unwind with hydraulic core chuck
• Maximum roll diameter: 1300 mm
• Maximum web speed: 300 m/min
• Closed-loop tension control system

 

Printing Units (VSOP Offset):

-        Direct drive system

-        Individual servo drives

• Sleeve system
• Maximum web speed (machine configuration): 60 m/min
• Plate cylinder sleeves up to 659 mm
• Anilox sleeves up to 659 mm
• Intermediate sleeve length: 350 mm

 

Inking & Color Control:

• Ink fountain with circulation system
• Integrated color monitoring system (Eltromat)
• 17” TFT touch display
• Remote diagnostics capability
• 28 precision motors
• 2 microprocessor systems

 

Drying & UV System:

• UV drying system
• Lamp power: 200 W/cm
• Voltage: 380–415 V
• Cooling with water-cooled heat exchanger
• Exhaust air neutralization system
• 7 UV lamps (50 Hz configuration)
• Additional 2 UV lamps (installed after last cooling unit)

 

Cooling Systems:

 

• Cooling unit for UV lamps
• Cooling unit for drive motors
• Chiller for cooling rollers
• Cooling capacity: 600 m³/h
• Heat output: 2.1 kW

 

 

Temperature Control:

 

Temperature range:	15 – 30 °C
Ambient temperature:	up to 40 °C
Cooling water supply and return	Ø25 mm
Electrical connection:	400 V / 50 Hz / 3 Ph

 

 

Pneumatics:

Pneumatic air supply:	6 – 8 bar
Cooling water pressure:	max. 6 bar

 

Electrical data:

Main connection:	230/400 V, 50 Hz
Connected load:	1500 kg (machine weight reference listed separately)
Control cabinet:	RAL 7022

 

 

Drive & Control

• Main control cabinet (fixed installation)
• Electronic equipment with integrated control system
• Photoelectric sensors (18 modules)

 

Ancillary Equipment

• Web cleaning system
• Corona treatment unit
• Web video inspection system
• Rewind unit
• Sleeve service station
• Plate bender
• Cooling water supply system with alcohol dosing

 

Dimensions & Weight

• Machine weight (without auxiliaries): approx. 5,000 kg
• Weight of unwind: 1,500 kg