Siemens SINUMERIK 840D sl Function Manual page 312

Detailed description
2.4 Drive service display (for digital drives only)
Power section in i²t limitation HMI SW 6.3 and later
Limitation for protecting the power section against continuous overloading of the
SIMODRIVE 611 drives.
State 1: i
State 0: i
Display is valid for SIMODRIVE universal and SIMODRIVE digital.
Display corresponds to NST DB31, ... DBX95.7
("i t-monitoring").
2
References:
/FB1/ Function Manual Basic Functions; Various Interface Signals (A2)
Heatsink temperature warning
Warning signal output by drive:
State 0: The heat sink temperature monitoring has not responded.
State 1: The heatsink temperature monitoring has responded.
Display corresponds to IS DB31, ... DBX94.1
("Heatsink temperature prewarning").
References:
/FB1/ Function Manual Basic Functions; Various Interface Signals (A2)
Motor temperature warning
Warning signal output by drive:
State 0: The motor temperature is below the warning threshold.
State 1: The motor temperature has exceeded the defined warning threshold.
The warning threshold corresponds to the machine data:
MD1602 $MD_MOTOR_TEMP_WARN_LIMIT (maximum motor temperature).
Display corresponds to NST DB31, ... DBX94.0 ("motor temperature prewarning").
References:
/FB1/ Function Manual Basic Functions; Various Interface Signals (A2)
30
t-power section limitation has responded
2
t power section limitation has not responded
2
Basic logic functions: Diagnostic tools (D1)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0