General information | | |
Product designation | Power module LA724I | Power module LA724I HP |
Type of control of heat emitters | Half-wave control |
Installation type/mounting | | |
Mounting type | Screws in fixing lugs at top and bottom |
Mounting position | vertical |
Type of ventilation | Self ventilation or forced ventilation |
Supply voltage | | |
Rated value (AC) | 230 V | 400 V |
Relative negative tolerance | 18 % |
Relative positive tolerance | 15 % |
Line frequency | | |
| 50 Hz |
| 60 Hz |
| 5 % |
Resistance thermometer (RTD) | | |
| Bus bar or ring cable lug |
Power supply for the electronics | | |
Design of the power supply | Power supply via central connection |
Power electronics | | |
Type of load | Ohmic load |
Power capacity, max. | 22 kW | 48 kW |
| | 36.5 kW |
| | 22.6 kW |
| 22 kW | 21 kW |
| 14.4 kW | 13 kW |
Switching capacity current per busbar, max. | 120 A |
Switching capacity current per phase, max. | 32 A | 40 A |
Heating power | | |
| 24 | 12 |
| 5 |
| | 400 V |
| 230 V |
| 75 W |
| 1 150 W | 4 000 W |
| 5 A | 10 A |
| Fuse 5 A | Fuse 16 A |
| Transil diodes |
Integration and conversion time/resolution per channel | | |
| Socket strip, 8-pole |
| 1x (0.2 ... 1.5 mm?) |
| 1x (0.2 ... 1.5 mm?) |
| 28 ... 16 |
Interfaces | | |
Interfaces/bus type | system interface |
Interrupts/diagnostics/status information | | |
Number of status displays | 4 |
LED status display | 1 LED green = LA status indicator, 3 LEDs red = fault indicator LA per phase |
Diagnostics function | Voltage and current diagnosis |
Diagnostic messages | | |
| Yes |
| Yes |
| Yes |
Integrated Functions | | |
Monitoring functions | | |
| Yes |
| NTC thermistor |
Measuring functions | | |
| Yes |
Measuring inputs for current | | |
| Internal |
Potential separation | | |
Design of electrical isolation | Optocoupler between main circuit and SELV / PELV |
between the outputs | No |
Isolation | | |
Overvoltage category | III |
EMC | | |
EMC interference emission | Limit value class A to EN 55011 group 1 |
Electrostatic discharge acc. to IEC 61000-4-2 | 4 kV contact discharge / 8 kV air discharge |
Field-related interference acc. to IEC 61000-4-3 | 10 V/m (80 ... 1 000 MHz), 3 V/m (1.4 ... 2.0 GHz), 1 V/m (2.0 ... 2.7 GHz) |
Conducted interference due to burst acc. to IEC 61000-4-4 | 2 kV voltage supply cables / 2 kV signal cables |
Conducted interference due to surge acc. to IEC 61000-4-5 | on power supply and signal cables: 1 kV symmetrical, 2 kV unsymmetrical |
Conducted interference due to high-frequency radiation acc. to IEC 61000-4-6 | 10 V (0.15 ... 80 MHz) |
Degree and class of protection | | |
IP degree of protection | IP20 |
Standards, approvals, certificates | | |
Certificate of suitability | CE, KCC |
Degree of pollution | 2 |
Device tag according to DIN EN 81346-2 | Q |
Ambient conditions | | |
Ambient temperature during operation | | |
| 0 °C |
| 55 °C |
Ambient temperature during storage/transportation | | |
| -40 °C |
| 70 °C |
| -40 °C |
| 70 °C |
Air pressure acc. to IEC 60068-2-13 | | |
| 860 hPa |
| 1 080 hPa |
| 660 hPa |
| 1 080 hPa |
| 2 000 m |
Relative humidity | | |
| 95 % |
Vibrations | | |
| 10 ... 58 Hz / 0.15 mm, 58 ... 150 Hz / 1 g |
| 5 ... 9 Hz / 3.5 mm, 9 ... 500 Hz / 1 g |
Shock testing | | |
| 15 g / 11 ms / 3 shocks/axis |
| 25 g / 6 ms / 1 000 shocks/axis |
Dimensions | | |
Width | 50 mm |
Height | 480 mm |
Depth | 210 mm |