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Installation and safety instructions – DVC/DVCH/DR Version: 12.07.2022 Page 5 of 8
6.3 Cooling
•The cooling concept of the device is exclusively based on heat dissipation via contact cooling between the
device and installation surface.
•The system integrator bears the sole responsibility for a professional installation in the end application and the
control of sufficient heat dissipation from the device to the installation surface.
•To check the temperature development of the device, a reference measurement point is defined in the data
sheet.
•An excess of the maximum permissible temperature can lead to a power reduction of the device or even to a
protective shut-down.
•The use of low amounts of heat-conducting paste is recommended.
•A permanently good thermal connection must be ensured between the contact cooling surface of the device
and the installation surface.
•Avoid material with high thermal resistance such as stickers, varnish layers, pollutions between the contact
cooling surface and installation surface.
•Consider the maximum power loss of the device at the operating points when dimensioning the cooling
concept.
•The possible thermally induced operating states (power reduction, protective shutdown) must be considered
for the overall system.
•DVC(H)x3 with communication interface determine the internal temperature of the device at a specified
measuring point, which is not accessible from the outside. This temperature point refers to the temperature
thresholds for warnings and error states, which can be evaluated via CAN.
7. Installation and preparation for the operation
7.1 Connection
Device connection
•The type plate includes the valid connection dates.
•The maximum output current and maximum output power of the connected users may not exceed the nominal
values of the DC/DC converter.
•Only use accessory parts approved by Deutronic Elektronik GmbH.
•Tighten the connection clamps according to the torque specifications in the data sheet and secure them
against loosening.
•Before starting the installation and maintenance works, separate the system from all energy sources. Secure
against reconnection and ensure that no voltage is present. There is danger of electric shock.
•Do not wear any jewelry or metallic items during commissioning and maintenance works. There is danger of
severe burns because of short circuits.
•No single wires of braids may stick out. Braids must always be completely in the clamps. There is danger of
short circuits and burns.
•Loose fit of DC input and DC output connections may lead to spark formation or overheating. There is danger
of burns.