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VS1ST Inverter

Product catalog summary

Overview
The VS1ST is a compact, cost-effective micro drive designed for powerful control functions, suitable for equipment manufacturing markets. It offers an intuitive operator interface and can handle demanding applications with ease.

Features

Input Voltage/Power Ratings: Single-phase (115 VAC: 0.37 to 1.1 kW, 240 VAC: 0.37 to 2.2 kW) and three-phase (240 VAC: 0.37 to 4 kW, 480 VAC: 0.75 to 7.5 kW).
Enclosure: IP20 with DIN rail mounting, pluggable I/O terminal strip, and easy access power terminals.
Control: Enhanced V/Hz control with options for fan/pump, linear, and custom settings.
Operator Interface: User-friendly with basic start/stop, forward/reverse, speed control, LED display, remote keypad option, and program loader.
Operation Functions: Includes power-off E-Stop, DC injection braking, power line dip ride through, skip frequency, software parameter lock, PI control, auto restart, slip compensation, and more.
Communication: Built-in Modbus-RTU standard.

Specifications

Inputs: Configurable digital and analog inputs with 12-bit resolution.
Outputs: Relay output with normally open contact, analog output proportional to motor speed, current, and drive enable.
Environmental: Operates in 0 to 50°C, up to 1000m altitude, and 10 to 95% non-condensing humidity.
Electrical: Efficiency of 97% at full load and frequency, with specific voltage and frequency ranges.
Output Ratings: 150% for 1 minute, 175% for 2 seconds, with output frequency up to 500Hz.

Certifications

UL, cUL, CE certified.

Optional Equipment and Accessories

Remote keypad, CopyCat loader, relay output card, HVAC output card, control input card, DB resistor kit, and various communication network gateways.

Operation and Programming

Keypad operation includes increase/decrease speed, parameter navigation, and start/stop functions.
Programming parameters cover motor ratings, speed settings, operating modes, and more.

Ratings and Dimensions

Various models with specific kW, Hp, input/output current ratings, and frame sizes.
Dimensions and weight vary by frame size (A, B, C).

Catalog excerpts

tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:9.00pt "Arial", sans-serif; } .font1 { font:13.00pt "Arial", sans-serif; } .font2 { font:28.00pt "Arial", sans-serif; } .font3 { font:8.00pt "Microsoft Sans Serif", sans-serif; } .font4 { font:8.25pt "Microsoft Sans Serif", sans-serif; } .font5 { font:16.00pt "Sylfaen", serif; } .font6 { font:7.00pt "Tahoma", sans-serif; } .font7 { font:33.00pt "Verdana", sans-serif; } 1ST DRIVES Micro drive that is compact, cost effective, and provides powerful control functions. The VS1ST can be started by adjusting just a few basic parameters. The VS1ST is a feature rich V/Hz product targeted at the equipment manufacturing markets. Combining performance with an intuitive operator interface, the VS1ST can handle the most demanding applications. Features Single Phaselnput Voltage / Power Ratings 115 VAC: 0.37 to 1.1 kW (0.5 to 1.5 Hp) 240 VAC: 0.37 to 2.2 kW (0.5 to 3 Hp) Օ Three Phaselnput Voltage / Power Ratings 240 VAC: 0.37 to 4 kW (0.5 to 5 Hp) 480 VAC: 0.75 to 7.5 kW (1.0 to 10 Hp) IP20 Enclosure DIN rail mounting Pluggablel/O terminal strip Easy access powerterminals Օ Enhanced V/HzControl (Fan/Pump, Linear, Custom) Operator Interface User friendly control; basic start/stop, forward/reverse and speed control LED Display; six character Basic parameter list for quick start up Remote keypad option Programloader (upload/download capable) Օ Opration Functions Power-OffE-Stop DC injection braking Power line dip ride through Skip frequency Software parameter lock Display speed scaling for custom units PI control Auto restart Slip compensation Brake transistor (frames B & C) Start into a rotating load Modbus-RTU Standard (built-in) Sp镩cifications Digital Inputs 1 &2 Fully configurable Factoryset to common defaults 24 VDC sink / source Օ Digitallnput3/Analoglnput2: Configurable for motorthermistorinput ProgrammableasAnaloglnput2 0-10V or 4-20mA 12 bit resolution Analoglnput1/Digitallnput4: 0-10V or 4-20mA 12 bit resolution Programmable as Digital Input 4 Օ Relay Output: Normally Open Contact Analog Output: 0-10V / Digital Output Proportional to Motor Speed, Motor Current, Drive Enable or Motor at Speed Programmable as Digital Output Օ PresetSpeeds(4) FaultMemory Last (4) fault history Օ Environmental 0 to 50° C 1000m (3300 feet) 10 to 95% Humidity, non-condensing Electrical 115VAC(99-126VAC)@48-62 Hz 240 VAC (198-264 VAC) @ 48-62 Hz 480 VAC (342-528 VAC) @ 48-62 Hz 97% effidency @ fullload and frequency Օ Output Ratings 150% for 1 minute, 175% for 2 seconds 0 to 500Hz Output Frequency 4 to 32 kHz switching frequency D B Օ RELIANCEH

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