Field Service Manual December 2003
Page 76 of 276
SECOND LAYOUT
The following components are used:
• vacuum pump Siemens: 2BH1800-1AK13
• additional silencer: 1BX1055
• Motor Controller 3RW3034-1AB14
• Thermal protector 3RV1031-4AA10 (16A)
• Thermal protector 3RV1031-4EA10 (32A)
• fans: PAPST 3950
• multi-pin connector: H-A3
• Separate electrical connection 3X6mm²
Specifications of the pump
The vacuum pump is used to keep the film on the drum during exposure.
The vacuum pump unit is a separate unit on 4 roller wheels.
It must be placed outside the plotter room for reasons of heat dissipation.
The distance between the SILVERWRITER and the vacuum pump unit must
be less than 15meters!
The vacuum pump unit has the following characteristics:
Voltage: 3-phase 230V ±10% (25A) , 50 or 60Hz
3-phase 380-460V ±10% (12.5A), 50 or 60Hz
Customer power supply cable: 3-phase 230VAC _ 4x6 mm² rated for 600VAC
3-phase 380-460VAC _ 4x4 mm² rated for 600VAC
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