S3300-CE is designed for the construction of load characteristics and control requirements of a specially developed integrated control of a dedicated inverter.
Integrated construction elevator electrical logic, frequency control, brake power, overload protection, increase text display, voice broadcast, floor call, automatic leveling, GPRS function. To meet the energy-saving, low-speed and medium-speed construction lifts in the high-end application requirements.
Specification:
Integrated
Integrated electrical logic control, variable frequency control, brake unit, overload protection, brake power, elevator control cabinet to achieve protection and protection functions;
Safe and reliable
Lifting special holding brake control;
Pre-excitation and torque verification function, to prevent slip car;
Zero detection, to prevent misuse of the joystick;
Dozens of fault protection, deal with all kinds of unexpected situations;
Dedicated
Customized protection design, independent terminal configuration, flexible installation, easy maintenance;
When the load is light, enhance the running speed;
Dedicated phase protection, low-voltage logic control to ensure safe operation of equipment;
Rich to expand
Secondary platform development;
With automatic leveling and GPRS functions;
Specification:
| Item | Specifications | |
| Maximum frequency | 150 Hz | |
| Carrier frequency | 0.5–16 kHz, adjusted automatically based on the load features | |
| Resolution of input frequency | • Digital setting: 0.01 Hz | |
| • Analog setting: maximum frequency x 0.025% | ||
| Motor control mode | Sensorless vector control (SVC) Voltage/Frequency (V/F) control | |
| Startup torque | • V/F: 0.5 Hz, 150%; SVC:0.5 Hz, 200% | |
| Speed range | 1:100 (SVC) | |
| Speed stability accuracy | ±0.5% (SVC) | |
| Overload capacity | 60s for 150% of the rated current, 3s for 180% of the rated current | |
| Torque boost | • Fixed boost | |
| • Customized boost 0.1%–30.0% | ||
| Ramp mode | • Straight-line ramp | |
| Basic functions | • S-curve ramp | |
| DC braking | DC braking frequency: minimum frequency to rated frequency | |
| DC braking current: 0.0% to 120.0% of rated current | ||
| Auto voltage regulation (AVR) | It can keep constant output voltage automatically when the mains voltage changes | |
| Overvoltage/Overcurrent stall control | The current and voltage are limited automatically during the running to avoid frequent overvoltage/over current tripping | |
| Rapid current limit | It decreases the over current faults to the minimum and ensures normal running of the AC drive | |
| Torque limit and control | It automatically limits torque during running, preventing frequent over current tripping | |
| Excellent performance | It implements control on the asynchronous motor and synchronous motor with the high-performance current vector control technology | |
| Power dip ride-through | It reduces set frequency for load to maintain normal output of the AC drive when the bus voltage remains low, preventing the undervoltage fault during running | |
| Low voltage protection | In the case of sudden bus voltage reduction or power failure, the AC drive stops quickly and restricts the running to prevent hook gliding | |
| Overload protection | It automatically identifies the load condition, and restricts the hoist running after | |
| overload, but allows only the descending running | ||
| Three-level function codes | The function codes are classified into three levels, respectively for junior, senior, | |
| and advanced users | ||
| Display of gearbox use ratio | With the internal calculation mode of the gearbox use ratio, the current gearbox use ratio is displayed to users | |
| Brake time sequence control | The time sequence control of a specialized brake for the crane is provided | |
| Light-load high-speed | It detects the output torque of the AC drive and automatically calculates the highest output frequency | |
| Load overspeed judgment | Two alarms indicating frequency direction abnormality and frequency following abnormality based on the encoder feedback frequency are available | |
| Individualized functions | Integrated control | Built-in logic for construction hoist simplifies design of control cabinet. |
| Multiple fault alarms | Probable faults are listed and corresponding solutions are provided | |
| Advanced background software | It supports the AC drive parameter operation and virtual oscilloscope function. By means of the virtual oscilloscope, the state inside the AC drive is monitored | |
| Static auto-tuning of motor parameters | The S3300 supports static auto-tuning of all motor parameters | |
| Weighing function | The S3300 can calculate current load weight according to analog input signal of weighing sensor and supports operation limited due to overload | |
| Command source | • Operation panel control | |
| • Terminal control | ||
| Frequency source | Multi-speed | |
| • 5 digital input (DI) terminals, including one that supports up to 100 kHz high- speed pulse input | ||
| Running | Input terminal | • 2 analog input (AI) terminals, one supporting only 0–10 V voltage input and the other supporting 0–10 V voltage input or 4–20 mA current input |
| • 1 high-speed pulse output terminal (open-collector) that supports 0–100 kHz square wave signal output | ||
| • 1 digital output (DO) terminal | ||
| Output terminal | • 1 relay output terminal | |
| • 1 analog output (AO) terminal that supports 0-10 V voltage output or 4–20 mA current output | ||
| Display and operation | LED display | It can display the parameters |
| Installation location | Indoor, free from direct sunlight, dust, corrosive gas, combustible gas, oil smoke, vapor, drip or salt | |
| Altitude | Lower than 1000 m (derated 1%/100 m if the altitude is higher than 1000 m) | |
| Ambient temperature | –10°C to +40°C (derated 2%/degree when between 40°C and 50°C) | |
| Humidity | Less than 95% RH, without condensing | |
| Vibration | 9.8 m/s2 for below 20 Hz, and 5\.9 m/s2 for above 20 Hz | |
| Environment | Storage temperature | –20°C to +70°C |
| Pollution level | PD2 | |
| IP level | IP20 | |
| Power system | IN, TT | |