![ST300-C ST300-C](https://www.sourcetronic.com/shop/media/2c/5c/9f/1709037359/ST300-C.webp)
![ST300-C-Front-Schirmplatte ST300-C-Front-Schirmplatte](https://www.sourcetronic.com/shop/media/28/a1/ab/1709037367/ST300-C-Front-Schirmplatte.webp)
![ST300-side-by-side ST300-side-by-side](https://www.sourcetronic.com/shop/media/d3/73/b1/1709037405/ST300-side-by-side.webp)
![ST300-C-Motoranschluss ST300-C-Motoranschluss](https://www.sourcetronic.com/shop/media/e5/ed/93/1709037371/ST300-C-Motoranschluss.webp)
![ST300-C-L ST300-C-L](https://www.sourcetronic.com/shop/media/9c/88/f2/1709037390/ST300-C-L.webp)
![ST300-C-R ST300-C-R](https://www.sourcetronic.com/shop/media/5f/2d/89/1709037393/ST300-C-R.webp)
![ST300-C-oben ST300-C-oben](https://www.sourcetronic.com/shop/media/bb/82/18/1709037397/ST300-C-oben.webp)
![ST300-C-unten ST300-C-unten](https://www.sourcetronic.com/shop/media/ba/34/df/1709037402/ST300-C-unten.webp)
![ST300-Schirmplatten ST300-Schirmplatten](https://www.sourcetronic.com/shop/media/41/9c/b7/1709041378/ST300-Schirmplatten.webp)
![ST300-C ST300-C](https://www.sourcetronic.com/shop/media/2c/5c/9f/1709037359/ST300-C.webp)
![ST300-C-Front-Schirmplatte ST300-C-Front-Schirmplatte](https://www.sourcetronic.com/shop/media/28/a1/ab/1709037367/ST300-C-Front-Schirmplatte.webp)
![ST300-side-by-side ST300-side-by-side](https://www.sourcetronic.com/shop/media/d3/73/b1/1709037405/ST300-side-by-side.webp)
![ST300-C-Motoranschluss ST300-C-Motoranschluss](https://www.sourcetronic.com/shop/media/e5/ed/93/1709037371/ST300-C-Motoranschluss.webp)
![ST300-C-L ST300-C-L](https://www.sourcetronic.com/shop/media/9c/88/f2/1709037390/ST300-C-L.webp)
![ST300-C-R ST300-C-R](https://www.sourcetronic.com/shop/media/5f/2d/89/1709037393/ST300-C-R.webp)
![ST300-C-oben ST300-C-oben](https://www.sourcetronic.com/shop/media/bb/82/18/1709037397/ST300-C-oben.webp)
![ST300-C-unten ST300-C-unten](https://www.sourcetronic.com/shop/media/ba/34/df/1709037402/ST300-C-unten.webp)
![ST300-Schirmplatten ST300-Schirmplatten](https://www.sourcetronic.com/shop/media/41/9c/b7/1709041378/ST300-Schirmplatten.webp)
![ST300-C ST300-C](https://www.sourcetronic.com/shop/media/2c/5c/9f/1709037359/ST300-C.webp)
![ST300-C-Front-Schirmplatte ST300-C-Front-Schirmplatte](https://www.sourcetronic.com/shop/media/28/a1/ab/1709037367/ST300-C-Front-Schirmplatte.webp)
![ST300-side-by-side ST300-side-by-side](https://www.sourcetronic.com/shop/media/d3/73/b1/1709037405/ST300-side-by-side.webp)
![ST300-C-Motoranschluss ST300-C-Motoranschluss](https://www.sourcetronic.com/shop/media/e5/ed/93/1709037371/ST300-C-Motoranschluss.webp)
![ST300-C-L ST300-C-L](https://www.sourcetronic.com/shop/media/9c/88/f2/1709037390/ST300-C-L.webp)
![ST300-C-R ST300-C-R](https://www.sourcetronic.com/shop/media/5f/2d/89/1709037393/ST300-C-R.webp)
![ST300-C-oben ST300-C-oben](https://www.sourcetronic.com/shop/media/bb/82/18/1709037397/ST300-C-oben.webp)
![ST300-C-unten ST300-C-unten](https://www.sourcetronic.com/shop/media/ba/34/df/1709037402/ST300-C-unten.webp)
![ST300-Schirmplatten ST300-Schirmplatten](https://www.sourcetronic.com/shop/media/41/9c/b7/1709041378/ST300-Schirmplatten.webp)
![ST300-C ST300-C](https://www.sourcetronic.com/shop/media/2c/5c/9f/1709037359/ST300-C.webp)
![ST300-C-Front-Schirmplatte ST300-C-Front-Schirmplatte](https://www.sourcetronic.com/shop/media/28/a1/ab/1709037367/ST300-C-Front-Schirmplatte.webp)
![ST300-side-by-side ST300-side-by-side](https://www.sourcetronic.com/shop/media/d3/73/b1/1709037405/ST300-side-by-side.webp)
![ST300-C-Motoranschluss ST300-C-Motoranschluss](https://www.sourcetronic.com/shop/media/e5/ed/93/1709037371/ST300-C-Motoranschluss.webp)
![ST300-C-L ST300-C-L](https://www.sourcetronic.com/shop/media/9c/88/f2/1709037390/ST300-C-L.webp)
![ST300-C-R ST300-C-R](https://www.sourcetronic.com/shop/media/5f/2d/89/1709037393/ST300-C-R.webp)
![ST300-C-oben ST300-C-oben](https://www.sourcetronic.com/shop/media/bb/82/18/1709037397/ST300-C-oben.webp)
![ST300-C-unten ST300-C-unten](https://www.sourcetronic.com/shop/media/ba/34/df/1709037402/ST300-C-unten.webp)
![ST300-Schirmplatten ST300-Schirmplatten](https://www.sourcetronic.com/shop/media/41/9c/b7/1709041378/ST300-Schirmplatten.webp)
Frequency Inverter ST300 7.5KW 400V
€399.80*
Details
+49 421 277 9999
Highlights
- Power: 7.5 kW
- Input Current: 28.7 A
- Output Current: 18.5 A
- Input Frequency Range: 50 Hz / 60 Hz ( ± 5%)
- Output Frequency Range: 0 Hz - 599 Hz
- Voltage: 380 V(-15%) – 480 V(+10%)
- “Side-by-side” Mounting: Minimal space requirement due to compact design, easy installation in tight spaces
- Top Entry: Optimal integration into a control cabinet with top entry
- Push-in Terminals: Control wiring terminals are push-in terminals, enabling easy connection
- Shield Mounting Plates: Shielded cables can be mounted EMC compliantly on the top and bottom
- STO: Every frequency inverter in the ST300 series features the STO safety function (SIL3, PLe)
- German User Manual: A highly detailed German user manual is available for free download
- First-class technical support from experts, comprehensive user manual, and helpful FAQs
- Integrated C3 filter, higher level possible simply via external filters
- Modbus RTU: The frequency inverter features an RS485 interface with the Modbus-RTU standard
- Adjustment options: Over 40 digital input functions, over 20 digital output functions, and over 20 analog output functions
Scope of Delivery
- ST300 Frequency Inverter
- Shield Plate C
Technical Specifications
Network Properties |
|
Input Voltage: | AC 3~ 380V (-15%) to 480V (+10%) |
Rated Power: | 7.5 kW |
Input Rated Current (at 380V): | 28.7 A |
Input Frequency: | 50Hz or 60Hz ±5%, with a maximum change rate of 20%/s |
Integrated EMC Filter Class: | C3 |
Motor Connection Data |
|
Control Modes | V/f Characteristic / Open Loop Vector Control |
Output Voltage: | 0 - 100% of Supply Voltage |
Output Current: | 18.5 A |
Output Frequency: | 0 - 599Hz |
Ramp Times: | 0.0 - 3600.0s |
Ramp Functions: | Linear / S-Curve |
Overload Function: | 150% for one minute180% for 10 seconds |
Carrier Frequency: | 1kHz - 15kHz adjustable |
V/f Curve Modes: | Linear / Quadratic / Adjustable |
Braking Unit: | Integrated (external braking resistor possible) |
Type of Motor: | Asynchronous Induction Motor or Permanent Magnet Synchronous Motor |
Digital Inputs |
|
Programmable Digital Inputs: | 6, of which 4x max. 1kHz (S1-S4), 1x max. 50kHz (HDIA)with 42 input functions |
Voltage Level: | 0 - 24VDC |
Logic: | NPN (active when input is connected to GND) |
Maximum Voltage at Input: | 30VDC |
Number of Programmable Pulse Inputs: | 1 (HDIA) |
Maximum Input Frequency: | 50kHz, duty cycle 30 to 70% |
Resolution for Frequency Control: | 0.1% |
Safety STO: | Redundant inputs for connection to +24V via NC contacts for the safety function STO (immediate interruption of power supply to the drive when at least one of the connections to +24V is interrupted). Factory connected to +24V via shorting links (STO inactive). |
Digital Outputs |
|
Programmable Outputs: | 1 Open-Collector output, max. 1kHz |
Voltage Level: | 24VDC, max. 30VDC, 50mA |
Logic: | NPN (output is active against GND) |
Minimum Output Frequency: | 0Hz |
Maximum Output Frequency: | 1kHz |
Number of Functions: | 25 |
Relay Outputs |
|
Programmable Outputs: | 1 |
Terminal Number: | RO1A: NO; RO1B: NC; RO1C: Common (Root Contact) |
Maximum Power AC: | 250VAC / 3A |
Maximum Power DC: | 30VDC / 1A |
Number of Functions: | 26 |
Analog Inputs |
|
Number of Analog Inputs: | 2 |
Type of Inputs: | AI 1: 0-10V / 0(4)-20mA AI 2: -10 to +10V |
Resolution for Frequency Control: | max. frequency * 0.05%, tolerance ±0.5%@25°C |
Analog Outputs |
|
Programmable Outputs: | 1 |
Voltage Range: | 0 - 10VDC max. 5mA |
Current Range: | 0(4) - 20mA |
Number of Functions: | 23 |
Communication |
|
RS485 (RTU) | Integrated |
Dimensions, Weight |
|
![]() |
|
DimensionsW1 x H1 x D1(W x H x D) | 90mm x 235mm x 155mm |
Mounting Hole Spacing | W2 = 70mmH2 = 220mm |
Mounting Hole Diameter | 6 mm |
Net Weight: | 1.95 kg |
Environmental Requirements |
|
Operating Environment Temperature: | -10°C to 50°C: no derating required; Note: Derating becomes necessary when the ambient temperature exceeds 50°C. For further details, see the operating manual |
Protection Class: | IP20 |
Altitude: | Lower than 1000m, when exceeding 1000m, reduce the power by 1% per 100m altitude. |
Vibration: | Max. Vibration ACC: 5.8m/s2 (0.6g) |
Installation Direction: | Vertical |
Relative Humidity (RH) | <90% |
Standards |
|
EN/ISO 13849-1 | Safety of Machinery – Safety-Related Parts of Control SystemsPart 1: General Principles for Design |
EN/ISO 13849-2 | Safety of Machinery – Safety-Related Parts of Control SystemsPart 2: Validation |
IEC/EN 60204-1 | Safety of Machinery – Electrical Equipment of MachinesPart 1: General Requirements |
IEC/EN 62061 | Safety of Machinery – Functional Safety of Electrical, Electronic, and Programmable Electronic Control Systems |
IEC 61800-3:2018 | Adjustable Speed Electrical Power Drive SystemsPart 3: EMC Requirements and Specific Test Methods |
IEC/EN 61800-5-1 | Adjustable Speed Electrical Power Drive SystemsPart 5-1: Safety Requirements – Electrical, Thermal, and Energy |
IEC/EN 61800-5-2 | Adjustable Speed Electrical Power Drive SystemsPart 5-2: Safety Requirements – Function |
- NL - ST300 Verkorte Handleiding (22.67 MB)
- EN - ST300 Quick Start Guide (26.3 MB)
- EN - ST300 User Manual (0 KB)
- DE - ST300 Bedienungsanleitung (15.78 MB)
- IT - ST300 Manuale Sintetico (22.77 MB)
- DE - ST300 Quick Start Guide (26.3 MB)
- ES - ST300 Manual Abreviado (22.77 MB)
- FR - ST300 Manuel Abrégé (22.81 MB)
- DE - ST300 Kurzanleitung (1.82 MB)
Accessoires
- Telefonische Beratung
- Auslegung und Inbetriebnahme
- Individuelle Parametrierung
- Programmbetrieb
- Parameterliste
- Large shield mounting for motor cables
- Simple and efficient shielding connection
- Suitable for ST300 frequency inverters from 5.5 kW - 7.5 kW
- IP20 protection
- Current: 30 A (nominal current must be greater than the input current of the frequency inverter)
- Voltage: 400 V
- Category: C2
- Reduces Voltagepeaks
- Attenuates electromagnetic radiation
- Resistance: 75 Ω
- Rated power: 800 W (continuous braking power with appropriate heat dissipation)
- Operating voltage range: up to 400 V
- IP Grade: IP00/IP33
- Weather resistant and vibration resistant
- Easy insatallation
- Rated voltage: 3x 400 Vac
- Rated voltage (IEC): 3x 690 Vac
- Rated voltage (UL): 3x 600 Vac
- Short circuit voltage uK: 4% @ 400 Vac
- Voltage drop: 9.2 Vac @ 400 Vac
- Rated current: 3x 30 A
- Rated frequency: 50 - 60 Hz
- Inductance: 0,980mH
- Inductance deviation: ±10%
- Rated voltage: 3x 400 Vac
- Voltage range: 3 x 0 - 500 Vac
- Rated current: 18 A
- for motor rated output approx. 7,50 kW
- Inductance: 0,350 mH
- Rated frequency: 0 - 50 Hz
- Switching frequency: 3 - 8 kHz
- Rated voltage: 3 x 400 Vac
- Voltage range: 0 - 520 Vac
- Voltage drop: 7.5% @ 400
- Rated current: 16.5A
- for motor rated output approx. 7,5kW
- Rated frequency: 0 - 150 Hz
- Switching frequency: 4 - 8 kHz
- Price per meter
- Number of cores and mm² per conductor: 4G4 (3x 4mm² black and 1x 4 mm² PE)
- Outer diameter in mm: 15.6
- Connecting cable for electric drives with high output
- EMC optimized and double shielded
- 3 + 3 symmetry reduces common mode interference