Siemens SINAMICS G120C User Manual

Function description
The active know-how protection provides the following:
• With just a few exceptions, the values of all adjustable parameters p… are invisible.
– Several adjustable parameters can be read and changed when know-how protection is
active.
In addition, you can de󹪝ne an exception list of adjustable parameters, which end users
may change.
– Several adjustable parameters can be read but not changed when know-how protection
is active.
• The values of monitoring parameters r… remain visible.
• Locked functions:
– Downloading converter settings using a PC
– Automatic controller optimization
– Stationary or rotating measurement of the motor data identi󹪝cation
– Deleting the alarm history and the fault history
– Generating acceptance documents for safety functions
• Executable functions:
– Restoring factory settings
– Acknowledging faults
– Displaying faults, alarms, fault history, and alarm history
– Reading out the diagnostic bu󹪜er
– Controlling a converter using a PC
– Uploading adjustable parameters that can be changed or read when know-how
protection is active.
– Displaying acceptance documents for safety functions
When know-how protection is active, support can only be provided (from Technical Support)
after prior agreement from the machine manufacturer (OEM).
Know-how protection without copy protection
You can transfer the converter settings to another converter, e.g. using a memory card or an
operator panel.
Know-how protection with basic copy protection
After replacing a converter, to be able to operate the new converter with the settings of the
replaced converter without knowing the password, the memory card must be inserted in the
new converter.
Know-how protection with extended copy protection
It is not possible to insert and use the memory card in another converter without knowing
the password.
Protecting the converter settings
7.2Know-how protection
SINAMICS G120C Converters
Operating Instructions, 02/2023, FW V4.7 SP14, A5E34263257B AK 177

Siemens SINAMICS G120C Specifications

General

Communication Interfaces	PROFINET, PROFIBUS, USS, Modbus RTU
Protection Class	IP20
Ambient Temperature	-10°C to +50°C
Storage Temperature	-40°C to +70°C
Power Range	0.55 kW to 132 kW
Voltage Range	380 V to 480 V
Output Voltage	0 V to Supply Voltage
Frequency Range	0 Hz to rated output frequency
Control Modes	Vector control with encoder
Protection	Overload, overvoltage, undervoltage, short circuit, ground fault
Relative Humidity	5% to 95%, non-condensing
Altitude	Up to 2000 m without derating