Technical Specifications
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E-40
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames B, C & D
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Auxiliary Power Supply Load Requirements
This tables lists the auxiliary power supply requirements for the 890 units and ancillary equipment,
assuming normal operating conditions with maximum SMPS and fan loads.
890CS
890CS
Load Requirements
Fan Load *
Frame B
20W
3W
Frame D
24W
10.2W
*
The 890CS fan load is additionally supplied from the customer auxiliary SMPS +24V power supply.
890CD/890SD
Values include the SELV / Control loadings of the 890 Control Board and the respective power boards
but assumes no Tech Cards are fitted.
890CD/890SD
Load Requirements
Fan Load *
Frame B
17.3W
3W
Frame C
18.7W
mains supplied
Frame D
20W
mains supplied
*
The 890CD/890SD Frame B fan load is additionally supplied from the customer auxiliary SMPS +24V power supply.
Tech Cards - Speed Feedback
8902/EQ : HTTL Encoder
8W
8902/E1 : Sin/Cos Encoder
3.3W
8902/RE : Resolver
3.2W