SIEMENS VFD – Variable Frequency Drives

SIEMENS VFD

Save 20-50% on energy costs and gain reliable control of HVAC Equipment with new BT300 VFDs.

While constantly expected to do more with less, managing energy consumption and optimizing occupant comfort remains of utmost importance to facility managers. They require products that will integrate seamlessly into existing equipment and building management systems. The highly efficient BT300 delivers all this and more.

Variable Frequency Drives

BT300 Variable Frequency Drives

Siemens BT300 VFDs are designed specifically for the rigorous demands of today’s HVAC systems. Built-in features like a real-time clock, energy savings optimization programming and an easy-to-use and read interface get HVAC equipment up and running quickly and accurately.

BT300 Variable Frequency Drive

Siemens has the variable frequency drive you need!

Siemens engineers have retooled and field tested our VFD portfolio to ensure it delivers optimum results.Available in frame sizes up to 250 hp, the BT300 is well-suited for demanding HVAC environments. Using the BT300 helps save 20-50% of energy compared to equipment with little or no control. Built-in features like a real-time clock, energy savings optimization programming and a sleep function help measure energy savings.

Highlights:

Energy savings up to 50% when operating fans and pumps
Drives up to 250 hp
User-friendly control panel with intuitive interface
Reliable control for a wide range of HVAC applications, including special control option in the event of fire
Complete system integration with Siemens expertise
Ethernet capabilities include BACnet IP and Modbus TCP
Environment safe – RoHS compliant

BT300 Variable Frequency Drive Bypass Options

Siemens is proud to introduce the BT300 Variable Frequency Drive offering with Conventional or Electronic Bypass options. The BT300 VFD with Conventional or Electronic Bypass is designed with the same sophisticated and industry-leading features of the BT300 VFD. This provides peace of mind to customers in mission critical facilities.

Electronic Bypass
The Electronic Bypass utilizes internal control boards that act as the brains and eliminate the control wiring, relay logic, and terminal blocks. They are replaced with advanced built-in features that are accessible from an electronic keypad.

Features:

Advanced Keypad with Start-Up Wizards and Displays
Full Bypass Control – even if the Bypass Board Fails
Auto Bypass
Pass Through I/O
Additional HVAC I/O Capability
Essential Service

Conventional Bypass
The Conventional Bypass utilizes selector switches and indicator lights as primary functions.

Features:

Advanced Keypad with Start-Up Wizards and Displays
Two Drive Bypass Configuration Options
22 mm Components with Wide Viewing Angle

SED2 Legacy VFD Information

SED2 Variable Frequency Drives

Designed specifically for HVAC applications, the SED2 VFD supports a wide variety of digital and analog I/O for diverse control capability. Built-in PID features control pumps and fans, and an integral system protocol can interface P1/N2 networks. Using the SED2 multi-level parameter access, operators can quickly pinpoint relevant data.

Feature	Function	Benefit
Available as Open IP20, NEMA Type 1, IP54 (NEMA Type 12)	Various enclosure choices and price options	Allows choice of proper cost/performance balance
Built-in SBT P1 and JCI N2 (Metasys^®) building automation system protocols for easy network integration	Reduced wiring cost, faster start-up, advanced system control via direct BMS control	Reduces total installation costs
LON and Modbus interfaces optional	Integrates to existing BMS protocols	Allows seamless integration with existing BMS network
Low Harmonics design	Eliminates most application needs for line reactors	Reduces system power stresses and demands
Custom PID algorithm	PID appropriate for HVAC systems built in to every unit	Fast and accurate process and pressure control
Pump controller/cascading functions	Pump staging for open loop, constant pressure, and constant flow-type applications, eliminating the need for separate pump controller	Reduces programming and commissioning time for reduced overall installation costs
Accepts a wide variety of digital and analog I/O types, including direct Ni 1000 RTD sensor level inputs	Has built-in scaling for SBTs NI-1000W sensors; 0-10v and 0-20/4-20ma input signals are also available	Compatible with all common I/O, providing flexibility for many applications
Belt failure detection with or without an external sensor	Enhances system diagnostics and safety	Provides system performance and warning feedback
Multi-level program access	Allows user to custom configure and limit operator access and certain parameter settings	Provides security for escalation of technical issues
One common interface throughout all power ranges	Know how to use one, know how to use them all	Minimizes training, maximizes familiarity
Optional Advanced Operator Panel for uploading/downloading parameters	4 x 30 character backlit multi-language LCD display; Alphanumeric display, self-contained memory, built-in basic scheduling function	Provides 4 line display to make programming and diagnostics easier
Essential Service mode	Allows VFD to ignore all faults and continue to run in critical applications (commonly referred to as smoke purge)	Enhances critical functionality, meeting specifications for critical control
Service mode for applications requiring continuous, uninterruptible operation	Maintains equipment up-time	Prevents costly shut downs
Built-in Hand/Auto selection	Simplified control	No need for additional accessories
UL, CSA, CE certifications	Meets agency requirements	Meets customer requirements