1756-OF4 Output Wrong? Check Mode, RTB, and Scaling First
A field-first diagnostic sequence for 1756-OF4 analog output problems: channel mode, removable terminal block, scaling, and controlled electrical checks.
Manufacturer: Siemens
Product No.: 6SL3210-5BE31-8UV0
Country of origin:Germany
Product Type: Variable frequency drives
Barcode: 85044095
Payment: T/T, Western Union
Weight: 5900g
Dimensions: 24.50cm x 20.90cm x 26.45cm
Shipping port: Xiamen
Warranty: 12 months
The 6SL3210-5BE31-8UV0 is a compact SINAMICS V20 frequency inverter engineered for precise and cost-effective speed control of three-phase asynchronous motors. Designed for a 380–480 V 3AC power supply, this drive offers flexible power ratings: 18.5 kW with 150% overload capacity for demanding startup cycles, or 22 kW with 110% overload for general-purpose applications. The V20 series is widely used for pumps, fans, compressors, and conveyor systems. It includes an integrated Basic Operator Panel (BOP) for intuitive local control and supports USS/Modbus RTU protocols for seamless integration into larger automation networks. The unit is housed in a robust Size E chassis with an IP20 protection rating, optimized for control cabinet mounting.
| Feature | Specification |
|---|---|
| Manufacturer | Siemens |
| Range | SINAMICS |
| Subrange | V20 |
| Model | 6SL3210-5BE31-8UV0 |
| Nominal Power | 18.5 kW / 22 kW |
| Output Current | 45 A |
| Supply Voltage | 380–480 V AC (3-phase) |
| Frequency | 50/60 Hz |
| Max. Output Freq. | 550 Hz |
| Protection | IP20 |
| Weight | 5.90 kg |
| Dimensions | 24.50 cm x 20.90 cm x 26.45 cm |
| Origin | Siemens |
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| Color pattern |
Black
|
| Country of origin |
Germany
|