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This Thomson TS 920 Automatic Transfer Switch is perfect for three phase commercial applications up to 200A. Indoor or outdoor enclosure. Not Service Entrance Rated – requires an upstream main circuit breaker or similar device for utility and generator sources.
Power Contactor Switching Units
- 100% Continuous Current Ratings for use with all load types
- Suitable for Copper and Aluminum power cable connections
- High Short Circuit Withstand Ratings when used with upstream molded case circuit breakers
Reliable Solenoid Operated Transfer Mechanism
- Fast Operation allows In-Phase Power Transfer
- Electrical and Mechanical Interlocked mechanism prevents simultaneous closure of Utility and Generator sources
Serviceability
- Plug-in Control Devices allow quick connections
- Enclosed Power Contacts for safe operation and maintenance
Enclosure
- NEMA 1 Indoor or NEMA 3R Outdoor
- Rust resistant aluminum, Powder coated
Quality Assurance
- ISO 9001 Registered Manufacturing Facilities
- Complies with NEMA & UL50; UL 508; IEEE C62.41, C37.90.1; FCC CFR 47 Part 15, Class B; IEC EN 61000 Electromagnetic Capability
Safety Standards
- UL 1008 Listed Automatic Transfer Switches for use in legally required Emergency Systems
Control Features
- New/Advanced TSC 9 Series Transfer Controller with features specifically designed for Commercial ATS applications. User programmable timers, Simple LED interface
- Normal Operation Status LED Lights: Load on Utility & Load on Generator, Utility & Generator Source Available, Engine Start Activated, Load Shed Activated
- Diagnostic LEDs: System OK, Alarm, Wait For Transfer, Diagnostic
- USB Port Factory Programming/Diagnostic
- Voltage sensing on Utility & Generator
- Generator AC frequency sensing
- Utility under voltage control set point 70% dropout (fixed)
- Generator Set points: under voltage 70% dropout (fixed), under frequency 90% pick-up (fixed)
- Engine warm-up timer (Selectable 3 sec, 10 sec, 30 sec, 60 sec)
- Utility return timer (Selectable 3 sec, 10 sec, 60 sec, 120 sec)
- Engine start timer (Selectable 3 sec, 6 sec, 10 sec)
- Engine cool down timer (Selectable 3, 60, 120, 300 sec)
- Integrated Programmable Generator Exercise Timer with easy to configure 7, 14 or 28 day, On-load or Off-load Programmability, initiate pushbutton & light
- Local utility power fail simulation test pushbutton & LED, front faceplate mounted
- Engine start contact (5A, 120/240VAC resistive max.) for 2-wire start generators (optional Universal Generator Interface Kit also available)
- Load Shed contact (5A, 120/240VAC resistive max) for optional automatic load shedding of selected non-essential loads when power source is switched to the generator. (Optional Load Shed Control Kits are also available)
- Alarm Output (100ma, 24Vdc)
DOWNLOADS
OPTIONAL ACCESSORIES
Please see the Accessories Tab for more information and to order.
- Enclosure Heater Kit
- Surge Protection Device
- KW Load Shed Control Kit
- Universal Generator Interface Start Kit
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