Unidrive M100-101 Quick Start Guide 45
Issue Number: 6
10.11 Group installation
10.11.1 Definition
Group Installation Definition: A motor branch circuit for two or more motors, or one or more motors
with other loads, protected by a circuit breaker or a single set of fuses.
10.11.2 Limitations on use
All motors rated less than 1 hp
The drives may be used in group installations where each of the motors is rated 1 hp or less. The full-
load current rating of each motor must not exceed 6 A. The motor drive provides individual overload
protection in accordance with the NEC clause 430.32.
Smallest motor protected
The drives may be used in group installations where the smallest motor is protected by the branch
fuses or circuit breaker. Limits on the current rating of branch circuit protective fuses and circuit
breakers are given in the NEC Table: 430.52.
Other installations
The motor drives described in this user guide are not UL listed for group installation.
10.12 UL listed accessories
The following options are UL listed:
• UL Type 1 kit
• NV Media card
• AI-Backup adaptor
Unidrive M100 101 Quick Start Guide English Iss6.book Page 45 Wednesday, September 9, 2015 4:07 PM
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