AKD2G-S Installation Manual, Safety 1 | 6 Technical description and data
6.6.2.3 Technical data for AKD2G-Sxx-7V
Technical data for the regenerative circuit depends on the drive type and the mains voltage. Supply voltages,
capacitance, and switch-on voltages are all nominal values.
AKD2G-Sxx-7V03 to AKD2G-Sxx-7V12
Brake circuit AC Supply
AKD2G-Sxx- Rated data Units 240V
400V/480V
7V03S ,7V06S,
7V12S, 7V03D,
7V06D
Regen start voltage at rated supply voltage V 380 633 / 760
Overvoltage limit V 420 840
Maximum regenerative duty cycle % 35*
Internal regen resistor Ω 33
Continuous power, internal resistor W 100
Peak brake power, internal resistor (0.5s) kW 4 17
External regen resistor (recommended 33 Ω) Ω ≥25
Continuous brake power, external resistor kW 2 6
Peak brake power, external (1s) kW 6 24
7V03S, 7V06S
Absorption energy in capacitors (±20%) Ws 3 30 / 18
DC Bus Capacitance µF 235
7V12S, 7V03D,
7V06D
Absorption energy in capacitors (±20%) Ws 6 50 / 35
DC Bus Capacitance µF 470
AKD2G-Sxx-7V24
Brake circuit AC Supply
AKD2G-Sxx- Rated data Units 240V
400V/480V
7V24S
Regen start voltage at rated supply voltage V 380 633 / 760
Overvoltage limit V 420 840
Maximum regenerative duty cycle % 35*
Internal regen resistor Ω 15
Continuous power, internal resistor W 140
Peak brake power, internal resistor (0.5s) kW 9 38
External regen resistor (recommended 10 Ω) Ω ≥15
Continuous brake power, external resistor kW 3 10
Peak brake power, external (1s) kW 14 55
Absorption energy in capacitors (±20%) Ws 15 125 / 80
DC Bus Capacitance µF 1200
* depends on connected regen resistor power.
42 Kollmorgen | kdn.kollmorgen.com | June, 2023
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