36 Technical data
Note: Supply from semiconductor safety output with test pulse may lead to unnecessary
trips. Contact ABB for further information.
ASTO board according to frame size of the module
Note: In frame sizes R2…R6 of the ACS800-01, -U1, -04, -04M, -04LC, -U4, -11, -U11, -31
and -U31 drives the ASTO board is ASTO-11 with enclosure. In frames R7…R8 and
R2i…R8i the ASTO board is inside the drive module.
Dimensions of the ASTO board with enclosure
Frame size ASTO-11/21 board
R2i…R5i ASTO-11
R2…R6 ASTO-11
R7i…R8i ASTO-21
R7…R8 ASTO-21