Page 11 - OTDC Switch

GE ARING UP YOUR INSTALL ATION 11

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High performance

Robust operation and long lifetime

02
Robust operation in a wide variety of Reliability – exceptional mechanical endurance
applications The mechanical endurance of OTDC switch-
The complete portfolio from 16A to 1000A disconnectors from 100A up to 1000A is 10 000
complies with all the international standards: mechanical operation cycles, which is up to 90%
IEC 60947, UL98B and CCC. Our OTDC S2.0 and higher than other existing products in the
M series fulfill the requirements of AS 60947.3 market.
standard. The OTDC range complies with Marine
specific DNV GL standard.
10 000

Operating cycles

High thermal capacity
When selecting DC switch in different DC
OTDC switch-disconnectors from 100A to 800A applications there are many aspects to consider,
fulfill the highest requirements in the IEC like enclosure size, cable size, type of
standards, such as DC-PV2 utilization category. connection (busbars or lugs) and ambient
This means that OTDC can connect and temperature inside the enclosure. These have an
disconnect DC circuits with significant impact on the thermal capacity of the switch.
overcurrents and handle bi-directional current
flow.
OTDC switch-disconnectors have a high thermal
OTDC switch-disconnectors have been tested capacity, to minimize the derating required in
with and without fuses to fulfill higher short high ambient temperatures. We provide a
circuit level requirements. Now OTDC can reach detailed reference table for the OTDC thermal
up to 100kA short-circuit level with fuses. ratings, based on testing results.

IEC standards No derating needed up to
DC-PV2 75°C

ratings in enclosure

Short circuit current up to
100kA

with fuses