LS S300 High Performance Drive
3-Phase 200V Type: 0.5 ~ 100HP (0.4 ~ 75kW)
3-Phase 400V Type: 0.5 ~ 350HP (0.4 ~ 220kW)
1. Flexibility
Designed Compact
Smaller size than the previous model Starvert-iS7 Series.
World Best Compact Size
Based on 200HP, 250HP 400V Class.
Product Size Comparison for 400V type
| Frame | Power | iS7 Size (W x H x D) | S300 Size (W x H x D) | S300 / iS7 | ||||
| FR1 | 0.4~3.7 | 150.0 | 284.0 | 200.0 | 150.0 | 276.0 | 194.0 | 94.3% |
| FR2 | 5.5, 7.5 | 200.0 | 355.0 | 225.0 | 180.0 | 310.0 | 225.0 | 78.6% |
| FR3 | 11, 15 | 250.0 | 385.0 | 284.0 | 200.0 | 355.0 | 225.0 | 58.4% |
| FR4 | 18.5, 22 | 280.0 | 461.6 | 298.0 | 240.0 | 424.0 | 265.0 | 70.0% |
| FR5 | 30, 37 | 300.1 | 594.1 | 303.2 | 252.0 | 500.0 | 271.0 | 63.2% |
| FR6 | 45 | 300.1 | 594.1 | 303.2 | 300.0 | 510.0 | 298.6 | 84.5% |
| FR7 | 55,75 | 370.1 | 663.5 | 373.3 | 350.0 | 615.0 | 320.0 | 75.1% |
| FR8 | 90, 110 | 510.0 | 783.5 | 422.6 | 300.0 | 706.0 | 386.0 | 48.4% |
| FR9 | 132, 160 | 510.0 | 861.0 | 422.6 | 380.0 | 705.0 | 396.0 | 57.2% |
| FR10 | 185, 220 | 690.0 | 1078.0 | 450.0 | 426.0 | 922.3 | 440.0 | 51.6% |
Max. 52% Smaller than iS7
For more information, refer to the Appendix A.
Various Options
Various options are available, and more options will be released in the near future.
- Communication Options: RAPIENET+ (RAPIEnet, EtherNet/IP, Modbus TCP), PROFINET
- Encoder Options: Pulse Open Collector Encoder (15V/24V), Pulse Line Drive Encoder (15V/12V)
- I/O Expansion Option: DI: 3P(NO/NC selectable), DO: 2P(NPN/PNP Selectable), AI: 2P, AO: 1P
[Diagram showing drive with connection options: Conduit Option, Flange Option]
Motor Compatibility
S300 is a universal drive designed for all applications, offering seamless control of SynRM (Synchronous Reluctance Motor), PM Motor (Permanent Magnet Motor), and IM (Induction Motor) with maximum versatility and efficiency.
- IM, PMSM and SynRM control
- Achieving IE4 Efficiency
- Max. 40% Energy Reduction
- Lower carbon footprint
※ SynRM control algorithm will be available in a few years.
2. Safety
Reliability/Quality
- Global Specification Satisfied: UL, CE, KC, RoHS conformity registration.
- Built-in EMC: EN 61800-3:2018 / Category C3 (Class A)
- LVD: EN 61800-5-1:2007 (2nd Edition)
Safety Torque Off
- European Machinery Directive 2006/42/EC
- EN 61800-5-2:2017 SIL2
- EN ISO 13849-1:2023 Category 3, PL d
- EN 61508:2010 SIL2
IP rating
- 0.4~75kW-2, 0.4~160kW-4: IP20 (UL Open Type, UL Type 1)
- 185~220kW-4: IP00
[UL, CE, RoHS logos]
Safety Torque Off
- S300 provides contactor-less operation with STO (Safety Torque Off).
- Engineered to meet rigorous safety standards, S300 is certified for EN ISO 13849-1 PLd and IEC 61508 SIL2, ensuring reliable operational safety across diverse industrial environments.
STO Wiring Diagrams
[Diagram illustrating STO wiring with Application, STO A, STO B, MCU, Gate Driver, Fault Relay, and Motor connections]
※ The factory setting for SP-SA and SP-SB is short circuit by a factory installed jumper.
3. Easy Engineering
Smart LCD Operator
- Experience smarter control with our high-resolution LCD keypad, supporting multi-language display for global usability: Currently supports English and Korean (Italian, Polish, Spanish, German, French, Turkish will be supported).
- Easily save and back up data via the built-in USB port, with memory storage functionality.
- Add an RTC battery to enable real-time data logging—ideal for precision and traceability.
Two USB Type-C
Easily save and back up data via the built-in USB port, with memory storage functionality.
RTC (Real Time Clock)
When a battery is inserted into the SLO, the exact fault time can be logged.
[Image of LCD keypad and RTC battery installation]
USB Memory Function
- Effortlessly keep your S300 drive up-to-date with our user-friendly software upgrade process.
- Utilize a PC and simple SLO interface to seamlessly update firmware and features, ensuring optimal performance and access to the latest enhancements.
Easy Firmware Upgrade
There are two ways to upgrade your drive to the latest version:
- Writing directly the S300 control software file (HEX extension) to the S300 through DriveView9
- Copy the S300 control software file (BIN ext.) to the SLO in USB mode
Parameter Copy
Parameter save file or Screen capture image can be moved from SLO to PC.
[Diagram showing firmware upgrade process and parameter copy between S300 units and PC]
PC Engineering Tool
- Easily back up S300's configurations with a SLO or use the configuration tool DriveView9. (DriveView9 can be downloaded from LS ELECTRIC's official website for free)
- A SLO provides clear parameter descriptions and units. All laid out in a logical sequence to support a rapid and effortless system start up.
Simple Scope in DriveView9
Edit parameters and monitor parameters as graphs (8 channels).
Advanced User Sequence
With DriveView9, Use the full potential of Advanced User Sequence. A PC can be connected via USB port of S300.
[Screenshots of DriveView9 interface showing parameter monitoring and advanced user sequence]
Predictive Maintenance
Maximize uptime with predictive maintenance: anticipate issues before they occur and keep your operations running smoothly. Transform your maintenance strategy with data-driven insights for a more reliable future.
- Capacitor: Deterioration Diagnostic, Diagnostic cycle alarm, Replacement Cycle Warning
- Fan: Main Fan Life Diagnostic, Auxiliary Fan Life Diagnostic
- Relay: Pre-charge Relay Life Diagnostic
[Diagram illustrating predictive maintenance for Capacitor, Fan, and Relay]
4. Upgraded Features
Improved Sensorless Control
Improved Auto tuning algorithm and Dead time compensation enables powerful starting torque and stable torque control.
Powerful Starting Torque
Test condition: 50 N.m Torque load, 60Hz, Acc time: 1sec.
[Comparison graphs showing S300 vs. iS7 for starting torque]
Stable Torque Output
7.5kW 400V Sensorless Performance Data (Auto tuned)
[Comparison graphs showing S300 vs. iS7 for stable torque output]
Upgraded User Sequence
- With 100 function blocks, User Sequence enables us to effortlessly customize and automate operations. Create tailored sequences to streamline processes, enhance productivity, and adapt quickly to changing needs.
- Real-time parameter monitoring is provided in DriveView9
| LS ELECTRIC LV Drive Series | |||
| Product Name | S100 | G100 | S300 |
| Control cycle time | 10~1000ms | 10~1000ms | 10~1000ms |
| Provided functions | 28 types | 28 types | 43 types (Logic function 10 types + Value function 33 types) |
| Maximum number of Blocks | 18 | 18 | 100 (Expandable) |
| User Custom Block Creation | X | X | O |
| Real Time Monitoring | X | X | O (DriveView9) |
Simple Master
- Simple Master is a function that allows one S300 to act as a communication master and operate multiple drives as slaves.
- It's possible to transfer some data or commands between master and slaves.
- All drives should be connected by RS485 communication.
[Diagram showing S300 Master controlling multiple S300 slaves via RS485]
Appendix A. Specification
1. Input & Output (1)
| Series | S300 | |||||||||||||||||||||||
| 0.4kW | 0.8kW | 1.5kW | 2.2kW | 4kW | 5.5kW | 7.5kW | 11kW | 15kW | 18.5kW | 22kW | 30kW | 37kW | 45kW | 55 kW | 75 kW | 90kW | 110kW | 132kW | 160kW | 185kW | 220kW | |||
| Frame | FR1 | FR2 | FR3 | FR4 | FR5 | FR6 | FR7 | FR8 | FR9 | FR10 | ||||||||||||||
| Input Voltage [V] | 3 phase 200 ~ 240, -15%~+10% | 3 phase 380~480, -15%~+10% | ||||||||||||||||||||||
| 200V | Output Voltage [V] | 3 phase 200 ~ 240 | ||||||||||||||||||||||
| Output Current [A] | HD | 3.2 | 5 | 8 | 11 | 17.5 | 25 | 33 | 47 | 60 | 75 | 88 | 115 | 145 | 180 | 220 | 288 | |||||||
| ND | 5 | 8 | 12 | 16 | 22 | 30 | 42 | 56 | 70 | 82 | 110 | 138 | 169 | 211 | 288 | 345 | ||||||||
| 400V | Output Voltage [V] | 3 phase 380~480 | ||||||||||||||||||||||
| Output Current [A] | HD | 1.8 | 3.4 | 4.8 | 5.5 | 9.2 | 14.8 | 16.5 | 24 | 31 | 39 | 45 | 61 | 75 | 91 | 110 | 152 | 183 | 223 | 264 | 325 | 370 | 425 | |
| ND | 2.5 | 4.1 | 6 | 8 | 12.1 | 17.5 | 24 | 31 | 38 | 45 | 61 | 75 | 91 | 107 | 142 | 169 | 223 | 264 | 325 | 370 | 432 | 481 | ||
| Common | Input Freq[Hz] | 50/60 ±5% | ||||||||||||||||||||||
| Output Freq[Hz] | 0~590 | |||||||||||||||||||||||
2. Structure (1)
| Protection structure | IP 20 (Basic), Satisfy UL Enclosed Type 1 when UL Open & Enclosed Type 1 (Option) Conduit Option is installed | ||||||||||||||||||||||
| Cooling type | Forced fan cooling | ||||||||||||||||||||||
| Mounting type | Wall-mount Type | ||||||||||||||||||||||
3. Control Specification
| Series | S300 Standard | ||||||||||||||||||||||
| Control method | V/F Control, Sensorless vector, Slip Compensation, V/F PG, Vector | ||||||||||||||||||||||
| Control function | Refer to the functional specifications | ||||||||||||||||||||||
| Operating method | Select one among Smart operator, Terminal block, Communication | ||||||||||||||||||||||
| Frequency settings power resolution | Digital command: 0.01Hz Analog command: 0.06Hz (Max frequency: 60Hz) | ||||||||||||||||||||||
| Frequency accuracy V/f pattern | 1% of Max output frequency Linear, Square reduction, User V/F |
||||||||||||||||||||||
| Overload capacity | HD - 1min at 150% ND: 200V-45kW and less: 120% 1 min, 55kW and above: 110% 1 min 400V-75kW and less: 120% 1 min, 90kW and above: 110% 1min |
||||||||||||||||||||||
| Torque boost | Manual torque boost, Auto torque boost | ||||||||||||||||||||||
| Switching frequency | 1~15kHz | ||||||||||||||||||||||
| Built-in DC chopper | 18.5kW-2, 37kW-4 and less: Built-in Standard, 22kW-2, 45kW-4 and above: External Option | ||||||||||||||||||||||
4. Standards
| Standards | UL, CE, KC | ||||||||||||||||||||||
| IP | IP 20 (Basic), Satisfy UL Enclosed Type 1 when UL Open & Enclosed Type 1(Option) Conduit Option is installed | ||||||||||||||||||||||
5. Environment
| Operating temperature | HD : -10~50°C, ND : -10~40°C | ||||||||||||||||||||||
| Storage temperature | -10~50°C (40°C and above: 2.5%/°C Current derating, 50°C: 75% of the rated current) | ||||||||||||||||||||||
| Humidity | Relative humidity less than 95% RH (to avoid condensation forming) | ||||||||||||||||||||||
| Oscillation & Altitude | 1,000m and less, 9.8m/sec ² (1.0G) and less | ||||||||||||||||||||||
| Pollution Degree | Pollution Degree 2 Environment | ||||||||||||||||||||||
Appendix B. Comparison
1. Size Comparison
400V type
| Frame | Power | iS7 Size (W x H x D) | Vol. | S300 Size (W x H x D) | Vol. | S300 / iS7 | 400V type kW | S300 | iS7 | S300 | iS7 | ||||||||
| FR1 | 0.4~3.7 | 150.0 | 284.0 | 200.0 | 8.5 l | 150.0 | 276.0 | 194.0 | 8.0 l | 94.3% | 0.4 | ||||||||
| FR2 | 5.5, 7.5 | 200.0 | 355.0 | 225.0 | 16.0 l | 180.0 | 310.0 | 225.0 | 12.6 l | 78.6% | 0.75 | ||||||||
| FR3 | 11, 15 | 250.0 | 385.0 | 284.0 | 27.3 l | 200.0 | 355.0 | 225.0 | 16.0 l | 58.4% | 1 | 1 (8.0l) | 1 (8.0l) | 1.5 | 1 (8.0l) | 1 (8.0l) | |||
| FR4 | 18.5, 22 | 280.0 | 461.6 | 298.0 | 38.5 l | 240.0 | 424.0 | 265.0 | 27.0 l | 70.0% | 2.2 | (8.5l) | 1 (8.5l) | ||||||
| FR5 | 30, 37 | 300.1 | 594.1 | 303.2 | 54.1 l | 252.0 | 500.0 | 271.0 | 34.1 | 63.2% | 3.7 | ||||||||
| FR6 | 45 | 300.1 | 594.1 | 303.2 | 54.1 l | 300.0 | 510.0 | 298.6 | 45.7 l | 84.5% | 5.5 | 2 | 2 | 2 | 2 | 2 | |||
| FR7 | 55,75 | 370.1 | 663.5 | 373.3 | 91.7 l | 350.0 | 615.0 | 320.0 | 68.9 | 75.1% | 7.5 | (12.6l) | (16.0l) | (12.6l) | (16.0l) | ||||
| FR8 | 90, 110 | 510.0 | 783.5 | 422.6 | 168.9 | 300.0 | 706.0 | 386.0 | 81.8 l | 48.4% | 11.0 | 3 | 3 | 3 (16.0l) | |||||
| FR9 | 132, 160 | 510.0 | 861.0 | 422.6 | 185.6 l | 380.0 | 705.0 | 396.0 | 106.1 l | 57.2% | 15.0 | (16.0l) | (27.3l) | 4 (27.3l) | |||||
| FR10 | 185, 220 | 690.0 | 1078.0 | 450.0 | 334.7 l | 426.0 | 922.3 | 440.0 | 172.9 | 51.6% | 18.5 | 4 | 4 (27.0l) | 5 (34.1l) | |||||
200V type
| Frame | Power | iS7 Size (W x H x D) | Vol. | S300 Size (W x H x D) | Vol. | S300 / iS7 | 200V type | |||||||||||
| kW | S300 | iS7 | S300 | iS7 | S300 | iS7 | ||||||||||||
| FR1 | 0.4~3.7 | 150.0 | 284.0 | 200.0 | 8.5 l | 150.0 | 276.0 | 194.0 | 8.0 l | 94.3% | 0.4 | |||||||
| FR2 | 5.5, 7.5 | 200.0 | 355.0 | 225.0 | 16.0 l | 180.0 | 310.0 | 225.0 | 12.6 l | 78.6% | 0.75 | |||||||
| FR3 | 11 | 250.0 | 385.0 | 284.0 | 27.3 l | 200.0 | 355.0 | 225.0 | 16.0 l | 58.4% | 1 | 1 (8.0l) | 1 (8.0l) | 1.5 | 1 (8.0l) | 1 (8.0l) | ||
| FR4 | 15 | 250.0 | 385.0 | 284.0 | 27.3 l | 240.0 | 424.0 | 265.0 | 27.0 l | 98.7% | ||||||||
| FR4 | 18.5 | 280.0 | 461.6 | 298.0 | 38.5 l | 240.0 | 424.0 | 265.0 | 27.0 l | 70.0% | ||||||||
| FR5 | 22 | 280.0 | 461.6 | 298.0 | 38.5 l | 252.0 | 500.0 | 271.0 | 34.1 l | 88.7% | ||||||||
| FR6 | 30 | 300.0 | 570.0 | 265.2 | 45.3 l | 300.0 | 510.0 | 298.6 | 45.7 l | 100.7% | ||||||||
| FR7 | 37, 45 | 370.0 | 630.0 | 281.2 | 65.5 l | 350.0 | 615.0 | 320.0 | 68.9 l | 105.1% | ||||||||
| FR9 | 55,75 | 465.0 | 750.0 | 355.6 | 124.0 l | 380.0 | 705.0 | 396.0 | 106.1 l | 85.5% | ||||||||
2. Terminal Comparison
[Diagram showing terminal layout for S300 and iS7]
| Category | Naming | S300 I/O | iS7 I/O |
| Terminal Block Type | DI1~D18 | Detachable type I/O 33pin (5mm pitch) | Detachable type I/O 33pin |
| Digital Input | DP, DG | 8 EA | 8 EA |
| Digital Power Output | DA1, DB1, DC1, DA2, DC2, DQ3, EG | 24V | 24V |
| Digital Output | 3-contact terminal 1EA, 2-contact terminal 1EA, O.C 1EA | 3-contact terminal 1EA, 2-contact terminal 1EA, O.C 1EA | |
| Analog Input | AI1~AI3 | V/I selectable 3EA | V 1EA, I 1EA |
| Analog Ref. | VR+, VR- | +10V, -10V | +12V, -12V |
| Analog Output | AO1, AO2 | Bipolar V / Unipolar I selectable 2EA | Bipolar V & Unipolar I selectable 2EA |
| Pulse Train Input | TI | 1 EA | External option (Encoder) |
| Pulse Train Output | TO | 1 EA | External option (Encoder) |
| External DC Input(24V) | EPI | 1 EA | External option (External Power option) |
| STO | SP, SA, SB | Provided as standard | External option (Safety option) |
| Internal Comm. | S+, S- | RS-485 (Terminals, RJ45) | RS-485 terminals |
LS ELECTRIC Customer Support Platform
SSQ & Youtube Channel
- Operate various platforms for automation technology content and data download
LS ELECTRIC Youtube: https://youtube.com/c/LSELECTRICAutomationOasis
Providing training videos for automation products on Youtube channel named LS ELECTRIC Automation Oasis
SSQ (Library): https://sol.ls-electric.com/
Providing a various of contents like Training material, Troubleshooting, Success stories, Product Introduction, User manuals on SSQ (Solution Square)
Youtube Channel Introduction
- Providing training videos for PLC, HMI, SERVO, INV
- Providing video in Korean/English
[Images of YouTube videos and SSQ interface]
Engineering SW Integration Services
- Sample, Graphic library download
- The latest software version check and updates
Quick and Easy Tech Information Search
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- Easy access to materials in mobile
- Information sharing through the community.
