Labels On The Housing - Koch 2.0 Series Operating Manual

2 Description of the device
2.6
10
Operating manual Energy storage solutions
V1.3DE/EN

Labels on the housing

Symbol Words on label / Meaning
Words on label:
"Caution! After switching off the DC link, if the capacitor
discharge time > 5 minutes, please read the operator's manual."
Meaning:
The converter must be switched off. The Energy storage solution
must be discharged. Check the state of charge via the LED on
the top. While discharging, the lamp should flash more slowly.
If in doubt, measure the voltage between the "DC link" connec-
ting terminals "-DC" and "+DC" at the bottom of the Energy sto-
rage solution.
You may only force the discharge with a suitable resistor.
The effective discharge resistance of the entire system must be
> 22 ohms.
Words on label:
"Warning! Hot surface."
Words on label:
"Danger! Risk of electric shock. After switching off the power
supply there is dangerous operating voltage, please read the
operator's manual."
Meaning:
The high DC voltage on the live parts will fall slowly.