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ProTech 203 Overspeed Protection System

Manual 85204

Woodward

Table 1-1. De-energize-to-Trip ProTech Models

Part No.

UNIT A

UNIT B

UNIT C

9907-147

24 Vdc

9907-149

120 Vac/dc

9907-151

220 Vac

Table 1-2. Energize-to-Trip ProTech Models

Part No.

UNIT A

UNIT B

UNIT C

9907-146

24 Vdc

9907-148

120 Vac/dc

9907-150

220 Vac

Table 1-3. Voltage Ranges

Input Power Requirements Per Kernel

24 Vdc = 18–32 Vdc, 5.12 W

120 Vac/dc = 88–132 Vac, 12.5 VA

90–150Vdc, 4.77 W

220 Vac = 180–264 Vac, 16.4 VA

References

The following Woodward publications contain additional product or installation
information on overspeed protection systems and related components.

82715

Guide for Handling and Protection: Electronic Controls, Printed
Circuit Boards, Modules

82510

Magnetic Pickups and Proximity Switches for Electronic Governors

50532

EMI Control for Electronic Governing Systems

Содержание ProTech 203

Страница 1: ...Installation and Operation Manual ProTech 203 Overspeed Protection System 9907 146 147 148 149 150 151 Manual 85204 Revision G...

Страница 2: ...that you have the latest revision be sure to check the Woodward website www woodward com pubs current pdf The revision level is shown at the bottom of the front cover after the publication number The...

Страница 3: ...Check out Procedure 4 CHAPTER 3 DESCRIPTION 7 Specifications 7 Modes of Operation 10 Power Supply Description 11 CHAPTER 4 CONFIGURATION AND OPERATION 13 Programming 15 ProTech 203 Programming Workshe...

Страница 4: ...Block Diagram of One Unit of the ProTech 203 System 12 Figure 4 1 ProTech 203 Front Panel 13 Figure 4 2 Method 1 Block Diagram 17 Figure 4 3 Method 2 Block Diagram 18 Figure 5 1 ProTech System Front D...

Страница 5: ...ofoam materials such as plastic or Styrofoam cups cup holders cigarette packages cellophane wrappers vinyl books or folders plastic bottles and plastic ash trays away from the control the modules and...

Страница 6: ...r States relating to electrical equipment designed for use within certain voltage limits ATEX Potentially Declared to 94 9 EEC COUNCIL DIRECTIVE of 23 Explosive March 1994 on the approximation of the...

Страница 7: ...m will still provide the correct output The units functions include the ability to display the actual speed from each speed probe display the highest speed signal on line testing and modular design th...

Страница 8: ...120 Vac dc 9907 150 220 Vac 220 Vac 220 Vac Table 1 3 Voltage Ranges Input Power Requirements Per Kernel 24 Vdc 18 32 Vdc 5 12 W 120 Vac dc 88 132 Vac 12 5 VA 90 150Vdc 4 77 W 220 Vac 180 264 Vac 16...

Страница 9: ...may influence the selection of a location for the device Consider the following general requirements when selecting the location Adequate ventilation for cooling A location that will provide an opera...

Страница 10: ...sible injury or death If the ProTech 203 system is being installed in a hazardous environment please attend to the following warnings EXPLOSION HAZARD Substitution of components may impair suitability...

Страница 11: ...uating equipment that will receive input from the ProTech 203 system to verify that equipment is properly calibrated working correctly properly interfaced and functioning safely before energizing the...

Страница 12: ...ProTech 203 Overspeed Protection System Manual 85204 6 Woodward Figure 2 2 Routing and Stress Relief for Field Wiring Entering the ProTech 203 System...

Страница 13: ...ividual magnetic pickups performs three individual speed calculations and actuates its relay output according to the results of a hardware two out of three vote See Figure 3 1 for the control layout a...

Страница 14: ...he external disconnecting means while the other two subsystems are powered without tripping the prime mover Outputs A separate alarm output and LED indicate if an individual speed sensing unit has tri...

Страница 15: ...European ratings restrict use to applications with voltages not subject to the Low Voltage Directive 73 23 EEC Rated Voltage Resistive 28 Vdc 2 0 A 50Vrms 50 60 Hz 0 3 A UL Ratings Rated Voltage Resis...

Страница 16: ...n the interposing relay is in its de energized state during normal operation TB3 terminals 2 and 3 are connected and TB2 terminals 5 and 6 are connected Only during an actual overspeed trip event is t...

Страница 17: ...speeding one of the speed sensing circuits at a time will not disturb the load Operator Interface Each speed sensing unit of the ProTech 203 system includes a touchpad a two line by 16 character LCD d...

Страница 18: ...ProTech 203 Overspeed Protection System Manual 85204 12 Woodward Figure 3 4 Block Diagram of One Unit of the ProTech 203 System...

Страница 19: ...s recommended that the unit be placed in the PROGRAM mode only during configuration and then placed in the MONITOR mode during normal operation The menu key on the touch pad selects which of the follo...

Страница 20: ...UP ADJ DOWN For integer values these keys increase decrease the displayed value by the power of ten indicated by the cursor position For example if the cursor were under the 0 of the value 5014 and th...

Страница 21: ...o step to the next tunable parameter MPU FAILED SETPOINT 5 Use the CURSOR RIGHT ADJ UP and ADJ DOWN to enter the proper rpm for your preferred MPU FAILED SETPOINT 6 Press the MENU key to step to the n...

Страница 22: ...UT MPU FAILED TIMEOUT MPU FAILED TIMEOUT Time period after a reset during which the prime mover speed must exceed the MPU FAILED SETPOINT or unit will trip MPU GEAR TEETH MPU GEAR TEETH MPU GEAR TEETH...

Страница 23: ...e described below Table 4 2 provides a brief summary of the two start configuration options Method 1 TIMER STARTS ON RESET NO MPU fail timer starts when start key is pressed or when the contact input...

Страница 24: ...lue the unit trips Figure 4 3 Method 2 Block Diagram If the unit is being restarted after a normal rolldown that is there was no trip it should be reset when the turbine is ready to be started again E...

Страница 25: ...dition The peak speed is updated whenever the present speed exceeds the peak speed If an overspeed occurs the unit trips After the trip occurs the peak speed continues to be updated and is stored in n...

Страница 26: ...a trip occurs The trip cause is annunciated as HARDWARE FAULT If this type of fault occurs reset the unit If the fault continues to occur replace the unit and return it for repair If the microcontrol...

Страница 27: ...not applied to an energized to trip ProTech model Apply power to all ProTech units The ProTech device is not connected or is incorrectly connected to the external actuating system Check that the ProT...

Страница 28: ...not functioning Replace the entire unit see User Repairs section below Prime mover won t start One or more de energize to trip units do not have power Check power supply fuses wiring and power sources...

Страница 29: ...boards between units EXPLOSION HAZARD Substitution of components may impair suitability for Class 1 Division 2 Do not disconnect equipment unless power has been switched off or the area is known to be...

Страница 30: ...s Inside the ProTech Device 4 Unplug the power supply board terminal block then unplug the I O board terminal block Figure 5 2 5 Remove the four nuts on the unit s cover and carefully lift the cover o...

Страница 31: ...r to the unit you re replacing HIGH VOLTAGE Failure to disconnect power to the unit you re replacing prior to proceeding can result in exposure to potentially lethal voltage and therefore possible inj...

Страница 32: ...bbon cable from the corresponding display board 10 Remove the six nuts holding the display board to the ProTech system chassis front door Note the nuts locations in Figure 5 4 so that you don t loosen...

Страница 33: ...ws that secure the power supply board to the chassis 6 Plug the ribbon cables back into the power supply board 7 Replace the unit s metal cover To avoid future confusion make sure the proper cover is...

Страница 34: ...ur equipment system documentation for details Woodward Business Partner Support Woodward works with and supports a global network of independent business partners whose mission is to serve the users o...

Страница 35: ...in advance of a scheduled outage to request a replacement control unit If the unit is available at the time of the call it can usually be shipped out within 24 hours You replace your field control un...

Страница 36: ...lowing materials when returning a complete control protective caps on any connectors antistatic protective bags on all electronic modules packing materials that will not damage the surface of the unit...

Страница 37: ...equipment with which our products interface For information on these services please contact us via telephone email us or use our website and reference www woodward com support and then Customer Suppo...

Страница 38: ...gas gaseous steam etc Rating Application Control Governor Information Please list all Woodward governors actuators and electronic controls in your system Woodward Part Number and Revision Letter Contr...

Страница 39: ......

Страница 40: ...t Drake Road Fort Collins CO 80525 USA Phone 1 970 482 5811 Fax 1 970 498 3058 Email and Website www woodward com Woodward has company owned plants subsidiaries and branches as well as authorized dist...

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