
Functions
and characteristics
Range Masterpact
Models NT06 to NT16 NW08 to NW63
Rating (A) 630
to 1600 800 to 6300
Type of device H1/L1 circuit breakers
HA switch-disconnectors
N1/H1/H2/H3/L1 circuit breakers
NA/HA/HF switch-disconnectors
Remote-operated source-changeover system
Mechanical interlocking using connecting rods + electrical interlocking
DB101773
DB101558
DB101559
2 electrically-operated devices side-by-side combined
with an electrical interlocking system
Mechanical interlocking using cables + electrical interlocking
DB101774
DB101561
DB101562
2 or 3 electrically-operated devices one above the other
combined with an electrical interlocking system
(1)
DB101775
2 or 3 electrically-operated devices side-by-side combined with
an electrical interlocking system
(1)
(2)
Automatic source-changeover systems
Remote-operated source-changeover system combined with an automatic-control system
DB101777
The automatic controller
operates the devices
depending on external
parameters.
BA: Simple controller that
manages the changeover
function.
UA: Controller that also
manages engine generator
sets.
UA150: UA controller with a
communication option.
DB101564
BA controller
DB101776
DB101565
UA and UA150 controller
(1) Three devices with Masterpact NW only.
(2) For source-changeover systems using cables, always respect the installation conditions specied on page A-13.
For other cases, please consult us.
Overview of solutions
Remote-operated source-changeover
systems Masterpact NT/NW
630 A to 6300 A
Livre 1.indb 5 08/10/2008 18:38:45
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