Unidrive M/HS Frame 5 to 6 Power Installation Guide 109
Issue Number: 9
Safety information Product information Mechanical installation Electrical installation Technical data
UL listing information
6.9 Requirement for Transient Surge Suppression
This requirement only applies to Frame Size 7 drives with rated input voltage = 575 V.
TRANSIENT SURGE SUPPRESSION SHALL BE INSTALLED ON THE LINE SIDE OF THIS
EQUIPMENT AND SHALL BE RATED 575 Vac (PHASE TO GROUND), 575 Vac (PHASE TO
PHASE), SUITABLE FOR OVERVOLTAGE CATEGORY III, AND SHALL PROVIDE PROTECTION
FOR A RATED IMPULSE VOLTAGE TO WITHSTAND VOLTAGE PEAK OF 6 kV AND A CLAMPING
VOLTAGE OF MAXIMUM 2400 V.
6.10 Modular Drive Systems
Drives with DC+ and DC- supply connections, rated 230 V or 480 V have been investigated for use in
Modular Drive Systems as inverters when supplied by the converter sections from the Unidrive-M
range. In these applications the inverters are required to be additionally protected by supplemental
fuses.
Alternatively, the inverters may be supplied by converter models: Mentor MP25A, 45A, 75A, 105A,
155A or 210A.
Contact the supplier of the drive for more information.
To Next Page
Loading...
