VFD vs Servo Drive: Key Differences
A side-by-side comparison of VFD and servo drive motor type, feedback, dynamic response, overload rating, cost, and applications for industrial engineers.
The Siemens 6SL3100-0BE31-2AB0 is a SINAMICS S120 Active Interface Module sized for the 120 kW Active Line Module, rated for a 3AC 380-480 V, 50/60 Hz input with a 192 A input current. It combines a line filter and commutating inductance ahead of the Active Line Module's active infeed rectifier, weighs 36.6 kg, and carries an IP20 / UL open-type degree of protection.
This Active Interface Module is matched to the 120 kW Active Line Module and must carry the full 192 A line current that module draws, so verify the connected Active Line Module's power rating before ordering rather than sizing off the connected motor load. The 0.585 kW loss figure and 68 dB sound level factor into cabinet thermal and enclosure noise budgets on panels running the Active Line Module continuously near its 192 A input rating. Conductor cross-section up to 120 mm² sets the maximum incoming cable size the terminals accept.
Used ahead of a SINAMICS S120 Active Line Module in regenerative multi-axis drive systems, where the Active Interface Module's filter and inductance stage is required for the active infeed to meet line harmonic limits during both motoring and regenerative operation.
| Number of phases | 3 AC |
|---|---|
| Line voltage | 380 ... 480 V |
| Line side: Design | M8 bolt |
|---|---|
| Line side: Conductor cross-section | 2.5 ... 120 mm² (AWG 14 ... AWG -3) |
| PE conductor | M8 Screw |
| Degree of protection | IP20 / UL open type |
|---|---|
| Type of construction | Booksize |
| Dimensions: Width | 300 mm (11.81 in) |
| Dimensions: Height | 380 mm (14.96 in) |
| Dimensions: Depth | 270 mm (10.63 in) |
| Part number | 6SL3100-0BE31-2AB0 |
|---|---|
| Brand | Siemens |
| Condition | New, factory sealed |
| Source | Siemens and its authorised distributors |
| Warranty | Manufacturer warranty |
| EAN | 4042948662960 |
| Compliance with standards | cURus |
|---|
| Input current | 192 A |
|---|---|
| maximum | 1.20 A |
| Sound pressure level | 68 dB |
|---|---|
| Losses | 0.585 kW |
| Cooling air throughput | 0.167 m³/s (5.900 ft³/s) |
|---|---|
| Type of cooling | Internal air cooling |
| Page 1 of 1 | Generated Sun Nov 1 04:02:17 CET 2026 |
| Net weight | 36.6 kg |
|---|---|
| Shipping weight | 42.0 kg |
| Ships from | Türkiye |
| Dispatch | 13 Nov |
| Stock | Critical stock |
Source: manufacturer data · Last verified: 01 Nov 2026
No documents are on file for this part yet.
Ask us for the datasheetThe rated current of 6SL3100-0BE31-2AB0 is 192 A.
The rated operational voltage of 6SL3100-0BE31-2AB0 is 380–480 V AC.
The rated motor power of 6SL3100-0BE31-2AB0 is 120 kW.
The tariff (HS) code on file for 6SL3100-0BE31-2AB0 is 85363090.
The EAN (GTIN) of 6SL3100-0BE31-2AB0 is 4042948662960.
6SL3100-0BE31-2AB0 ships from Türkiye. Shipping calculated at checkout · import duties and taxes paid on arrival. Stock items are dispatched within 1–2 business days.
A side-by-side comparison of VFD and servo drive motor type, feedback, dynamic response, overload rating, cost, and applications for industrial engineers.
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