Siemens BT300 Operator's Manual
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Siemens BT300 Operator's Manual

Siemens BT300 Operator's Manual

Bypass variable frequency drive
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See also: Operator's Manual , Instruction and Installation Manual
Siemens BT300 Bypass
Operator's Manual
DPD01391
2016-08-05
Building Technologies
DPD01391D

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Summary of Contents for Siemens BT300

  • Page 1 Siemens BT300 Bypass Operator's Manual Building Technologies DPD01391 2016-08-05 DPD01391D...
  • Page 2 Copyright Notice Notice Document information is subject to change without notice by Siemens Industry, Inc. Companies, names, and various data used in examples are fictitious unless otherwise noted. No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, without the express written permission of Siemens Industry, Inc.

  • Page 3: Table Of Contents

    Auto Bypass Enable (P3.18.2, ID: 1813) ..............34 Auto Bypass Faults (P3.18.3, ID: 1812) ..............34 Auto Bypass Delay (P3.18.4, ID: 1817) ..............35 Essential Services ......................35 Essential Services Enable (P3.18.5) ................. 35 Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 4 Electronic Bypass Diagnostic Board ................39 Conventional Bypass Diagnostic Board ................. 42 Technical Information ....................45 Product Numbers ......................45 Power Ratings ....................... 46 Technical Data ......................47 Accessories and Replacement Parts ................48 Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 5: How To Use This Manual

    Reference Documents How to Use this Manual About This Manual This manual is written for the owner and user of the Siemens BT300 Bypass. It is designed to help you become familiar with the Siemens BT300 Bypass and its applications.
  • Page 6 Serious injury, death, or severe equipment damage could occur if a procedure or instruction is not followed as specified. Le non respect d'une procédure ou instruction peut provoquer des blessures graves voir mortelles ou endommager l'équipement. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 7: Reference Documents

    Siemens BT300 HVAC Drive Operator's Manual (DPD01809) provides operating ● instructions and procedures for the BT300 Drive. BT300 VFD Submittal Sheet (154-126), provides a synopsis of the BT300 Drive ● product line, accessories, and technical data. BT300 HVAC Drives Conventional Bypass (C-Bypass) Options Submittal Sheet ●...

  • Page 8: Safety Instructions

    Safety Instructions The following guidelines are provided for your safety, to prevent damage, and to extend the service life of the BT300 Drive and any connected equipment. Read this information carefully. Specific Warnings, Cautions, and Notes are provided in the relevant sections of this manual.
  • Page 9 Safety Instructions WARNING Le variateur Siemens BT300 utilise des tensions dangereuses et commande des pièces mécaniques rotatives potentiellement dangereuses. ● Le non-respect des avertissements et des instructions contenus dans ce manuel peut occasionneré la mort de personnes, des blessures graves, ou des dommages sérieux aux biens et aux équipements.

  • Page 10: Bypass Overview

    During bypass operation, the bypass contactor provides the ability to operate the motor on utility power and eliminate the BT300 Drive from the motor control circuit. Figure 1: Bypass Contactor Options. The Siemens BT300 Bypass consists of a BT300 Drive and a bypass enclosure with controls that include the following: ●...
  • Page 11 The motor is connected to utility/line power. ● Auto-Bypass (electronic only) – Requires to be enabled. – Bypass operation is automatically initiated in the event of a fault at the BT300 Drive. – The motor is connected to utility/line power. ● Interlock (electronic only) –...

  • Page 12: Start-Up Procedures

    WARNING Failure to disconnect input power may cause serious injury or death. When you connect input power to the Siemens BT300 Bypass, the motor terminals are energized even if the motor is not running. Do not make any connections with input power connected to the Siemens BT300 Bypass.

  • Page 13: Start-Up Procedure, Conventional Bypass (C-Bypass)

    Apply power, and repeat Steps 13 through 15 to verify proper rotation again Place the DRIVE/OFF/BYPASS switch in the DRIVE position. Complete any other required wizards found in the Quick Setup (1) menu. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 14 Observe if the speed command can achieve the minimum and maximum speeds desired. If not, scale as required. Configure the Password and Access Level, if desired. This prevents unauthorized parameterization using the keypad. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 15: Start-Up Procedure, Electronic Bypass (E-Bypass)

    Press the HAND/AUTO button on the drive. Select Drive, and press OK. Select Auto and press O. When Activate displays, press OK.. Complete any other required wizards found in the Quick Setup (1) menu. Complete any other application specific settings for the site as required. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 16 Observe if the speed command can achieve the minimum and maximum speeds desired. If not, scale as required. Configure the Password and Access Level, if desired. This prevents unauthorized parameterization using the keypad. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 17: Quick Commissioning Procedure

    Quick Commissioning Procedure Quick Commissioning Procedure It is important to use the quick commissioning procedure as listed in the workflow. The wizards are in place to help minimize the startup time. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 18: Factory Reset

    At the drive keypad, select: User Settings > Parameter Backup > Restore Factory Defa > Activate. The drive restarts, the Siemens splash screen displays, and the Startup Wizard automatically begins. See the Startup Wizard (P1.19) section for further details. Siemens Industry, Inc.

  • Page 19: Startup Wizard (P1.19)

    Once power is connected to the BT300 HVAC Drive, the Startup Wizard should run automatically. If it is not running, it can be activated in the Quick Setup (M1) menu or by completing Restore Factory Defaults (P6.5.1)
  • Page 20 0 = No 1 = Yes Bypass Wizard (P1.21) Enable parameter for the Bypass Wizard. This wizard can be activated during the Startup Wizard. The Startup Wizard is now complete. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 21: Bypass Wizard (P1.21)

    If Enabled is selected for Essential Services, Step 4 displays. Otherwise, the wizard jumps directly to Step 5. Step Parameter/Question Settings Essential Services Activation (P3.5.1.52) DigIN SlotA.6 Remote Bypass* (P3.18.6) Enabled Disabled Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 22: Communications Configuration

    OK to continue. The Bypass Wizard is now complete. Any site specific application programming should now be completed. Communications Configuration The communications configuration is documented in the Siemens BT300 HVAC Drive Operator’s Manual (DPD01809). Additional Configuration Depending upon the site and the sequence of operation desired, such as auto reset, flying start, skip frequencies, and switching frequency, additional configuration may be required.

  • Page 23: Wiring Diagrams

    Wiring Diagrams Power Wiring Wiring Diagrams Power Wiring Figure 2: Power Wiring. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 24: Electronic Bypass Control Wiring

    Wiring Diagrams Electronic Bypass Control Wiring Electronic Bypass Control Wiring Figure 3: Electronic Bypass Drive Terminations. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 25: Conventional Bypass Control Wiring

    Wiring Diagrams Conventional Bypass Control Wiring Conventional Bypass Control Wiring Figure 4: Conventional Bypass Drive Terminations. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 26: Motor Rotation Correction Wiring

    Motor Rotation Correction Wiring Figure 5: Rotation Correction - VFD Correct, Bypass Reversed. Figure 6: Rotation Correction - VFD Reversed, Bypass Correct. Figure 7: Rotation Correction - VFD Reversed, Bypass Reversed. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 27: Operation (Electronic Bypass Only)

    At the drive keypad, press the Hand/Auto button. Use the Up and/or Down Arrow buttons to highlight Drive, and then press OK Use the Up and/or Down Arrow buttons to highlight Auto, and then press OK Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 28: Drive Mode - Hand

    At the drive keypad, press the Hand/Auto button. Use the Up and/or Down Arrow buttons to highlight Drive, and then press OK Use the Up and/or Down Arrow buttons to highlight Hand, and then press OK Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 29: Off Mode

    In OFF mode, both the Bypass (M1) and the Output (M2) contactors are open to prevent power from getting to the motor. At the drive keypad, press the Hand/Auto button. Use the Up and/or Down Arrow buttons to highlight Off, and then press OK Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 30: Bypass Mode

    The unit is now operating in the Bypass mode. Line supply power is directly supplied to the motor. No speed control is available in this mode. The display will return to the default display. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 31: Bypass-Specific Parameters

    Disabled 1828 Enable parameter to the Remote Bypass feature. If enabled, when the unit is placed in Bypass mode, the M1 (Bypass) contactor opens/closes in accordance with Rem. Ctrl. Place (P3.2.1). Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 32: Application Features (Electronic Bypass Only)

    Application Features (Electronic Bypass Only) During the bypass wizard execution, if the unit is defined to have the Electronic Siemens BT300 Bypass, then the application features can be enabled. When the Electronic Bypass is enabled in the drive, digital inputs and relay outputs are configured automatically as listed below.

  • Page 33: Standard I/O Assigned For Bypass

    – If interlock logic is enabled and the essential services function is activated, the bypass contactor (M1) closes after ten seconds if the feedback signal is not received from the damper. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 34: Manual Bypass Delay (P3.18.1, Id: 1818)

    Default: 1.0s (as soon as possible). Auto Bypass If the Bypass Wizard was used to configure the Siemens BT300 Bypass and the Auto Bypass feature was enabled, then all required settings are automatically programmed. The Bypass Wizard can be executed again to disable the Auto Bypass feature, if desired.

  • Page 35: Auto Bypass Delay (P3.18.4, Id: 1817)

    Default: 1.0s (as soon as possible) Essential Services If the Bypass Wizard was used to configure the Siemens BT300 Bypass and the Essential Services feature was enabled, then all required settings will be automatically programmed. The Bypass Wizard can be executed again to disable the Essential Services feature, if desired.

  • Page 36: Interlock

    Drive outputs to inhibit motor start until a safety condition (proofing sequence) is confirmed. Any call to start the motor from the BT300 Drive or bypass does not directly start the motor, but instead initiates the following interlock procedure: ●...

  • Page 37: Troubleshooting

    Some applications and motor characteristics may require up- sizing this protection. If this is required in the field, ensure that there is an appropriate match between the types of fuses and rating with the fuse holder. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 38: Diagnostic Test Points

    General Bypass Problem Description Possible Cause Drive does not start on closing of the ● The Siemens BT300 Bypass is not in Drive - Auto Mode. run command. ● Drive output contactor is not closed. ● Remote contact is not closed. Replace with jumper to verify.

  • Page 39: Electronic Bypass Diagnostic Board

    Troubleshooting Electronic Bypass Diagnostic Board Electronic Bypass Diagnostic Board Figure 10: Electronic Bypass Diagnostic Board. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 40 – Not used. TP12 TP15 – – – Not used. TP13 TP15 – – – Not used. TP14 TP15 – – – Not used. TP15 TP15 – – – Not used. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 41 Troubleshooting Electronic Bypass Diagnostic Board Figure 11: Electronic Bypass Relay/Diagnostic Board Terminations. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 42: Conventional Bypass Diagnostic Board

    Troubleshooting Conventional Bypass Diagnostic Board Conventional Bypass Diagnostic Board Figure 12: Conventional Bypass Diagnostic Board. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 43 - I/O Start) DI2 must be ON before 0 Vdc (Off) DI1 can be ON. TP15 TP15 0 Vdc 0 Vdc 0 Vdc 0 Vdc Vdc Common from drive standard I/O terminal 13. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 44 Troubleshooting Conventional Bypass Diagnostic Board Figure 13: Conventional Bypass Relay/Diagnostic Board Terminations. Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 45: Technical Information

    Technical Information Product Numbers Technical Information Product Numbers Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 46: Power Ratings

    Technical Information Power Ratings Power Ratings The following chart shows the BT300 HVAC Drive power ratings in accordance with frame sizes: Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 47: Technical Data

    2 - Voltage (0/2 to 10 Vdc) or current (0/4 to 20 mA) Analog Inputs Resolution 0.1%; Accuracy ±1% 1 - Voltage (0/2 to 10 Vdc) or current (0/4 to 20 mA) Analog Outputs <500 W; Resolution 0.1%; Accuracy ±1% Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...

  • Page 48: Accessories And Replacement Parts

    Motor stall protection Motor underload protection Short-circuit protection of 10 Vdc and 24 Vdc reference voltages Accessories and Replacement Parts Table 8: BT300 HVAC Drive Accessories and Replacement Parts (Frame Size-Specific). Accessory Description Frame Size NEMA 1 to NEMA 12 Cover...
  • Page 49 NEMA 1 Cover BT300-CVR-2154-FS7 BT300-CVR-2154-FS8 NEMA 1 Gland Plate Table 9: Accessories. Part Number Description BT300-DIAGBD-BTC Conventional Bypass Diagnostic Board BT300-DIAGBD-BTE Electronic Bypass Diagnostic Board BTE-SW-KIT Electronic Bypass Override Switch Kit Siemens Industry, Inc. BT300 Bypass Operator's Manual DPD01391 2016-08-05...
  • Page 50 Issued by © Siemens Industry, Inc., 2016 Siemens Industry, Inc. Technical specifications and availability subject to change without notice. Building Technologies Division 1000 Deerfield Pkwy Buffalo Grove IL 60089 Tel. +1 847-215-1000 Document ID DPD01391 DPD01391D BT300 Bypass Edition 2016-08-05...

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