4 Operation and maintenance
CAUTION!
CAUTION!
There is no mains fuse inside the crate!
A circuit breaker for overcurrent protection 16A, type B or C (EN / IEC 60898, VDE 0641), has to be installed
externaly!
WARNING!
WARNING!
When connected to mains, the unit is powered permanently! All on- / off-signals or power switches only operate as
secondary DC on / off only and not as a mains breaker!
WARNING!
WARNING!
When connected to the mains, the LV-backplane is powered with potentially lethal voltage of 385V DC. Do not touch
the backplane or its connectors! For safe operation of crates equipped with a LV-backplane it is recommended to
cover unused module slots with blind front panels (
).
CAUTION!
CAUTION!
For UPS option only:
Before operating the first time, please make sure the battery fuse is inserted into the power supply!
Before operation and connecting to mains please make sure, that all cables are connected and airflow is not impeded. The case must
not be covered and installed properly. The crate controller and modules must be plugged in, depending on module hotplugging is
possible or not.
By connecting the crate to the mains, the controller will start up in standby mode and now is able to switch and monitor the power
supply for the inserted modules. During this start up, the internal fans will begin spinning, the crate now is ready for operation.
ECH5xA – 10 Slot MMS Crate | Last modified on: 07.10.2019| www.iseg-hv.com
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