SINAMICS V20 flat heat sink 380-480 V 3 AC -15/+10% 47-63Hz rated power 0.75 kW with 150% overload for 60 sec. Integrated filter C3 I/O: 4 DI, 2 DO,2 AI, 1 AQ fieldbus: USS/MODBUS RTU with built-in BOP protection: IP20/ UL open size: A 90x150x115 (WxHxD) flat heat sink