Amplifier Cabinet 256-25/42 Technical Data Sheet Visual act amplifier cabinets are independent units complete ready for connection to appropriate motor systems. The fixed cabinets for the 256-25/42 series can be placed on 540 mm centers for permanent installation. Touring cabinets in flight cases are available.
Specifications • Support any asynchronous or synchronous motors • Class B filters, low leakage versions available • Switch frequency 4 to 16 kHz • Positioning cycle time 250 microseconds • Size fixed installation 530 x 370 x 1150 (W x D x H) • Size with case 780 x 590 x 1350 (H x W x L) wheels not included Connections • Power in • Motor power and 2 brakes • System bus in and out • Emergency stop in and out • Service control • Motor signals – 37 pin connector - Motor encoder (Sin-Cos, Hyperface or Endat) - Second encoder (Hyperface or Endat. Others available) - Slack rope - Limit switches x 4 - Load cell x 2 - Brake monitor x 2 - Motor temperature Model number
D256 - x - xx - HYP - END - PB
Generation System Bus a PB = Profibus Effect Encoder 2 25 kW END = Endat 42 kW HYP = Hyperface Encoder 1 HYP = Hyperface END = Endat SIC = Sin-Cos Revision 2017:1
Visual act Scandinavia AB. Copyright 2017.
Dimension drawing Standard variations Cabinet Effect Input Out RMS Out max Cable Encoder 1 Encoder 2 D256-a-25 25 kW 400 V 63A 45 A 70 A CBLW: 040 Hyperface Endat D256-a-42 42 kW 400 V 63A 73 A 100 A CBLW: 100 Hyperface Endat
System bus Profibus Profibus
Higher voltages possible. Specifications for 4 kHz, derating may apply to higher switch frequencies.
1350
Front without case lid
Back without case lid
590
780
146
The information provided in this document is intended for informational purposes only and is subject to change without notice. Information may be changed or updated without notice. Visual act AB may also make improvements and/or changes in the products, described in this information at any time without notice. Contact information, rentals & sales Värmdövägen 703, SE-132 35 Saltsjö-Boo, Sweden +46 (0)8 522 472 00 / vact@visualact.se / www.visualact.se