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Phasetronics

Page 3

Chapter 8 - Troubleshooting .................................................................................................................... 30

8.1

SCR Testing Procedure ............................................................................................................... 30

8.2

Replacing Printed Circuit Boards ................................................................................................. 31

8.3

Replacing SCR Devices .............................................................................................................. 33

8.4

Bench Calibration Procedure ....................................................................................................... 33

WARRANTY INFORMATION ..................................................................................................................... 35

Содержание 36P1 Series

Страница 1: ...o w e r C o n t r o l S p e c i a l i s t s MA N U A L 7 0 9 1 6 0 1 MN R E V 4 R E V0 5 2 3 1 9 O P E R A T I O NA N DS E R V I C EMA N U A L 2 0 t o 6 0 0 A m p M o d e l s T h r e e P h a s e C o n...

Страница 2: ...5 6 K Series Option Soft Start 14 5 7 K Series Voltage and Current Feedback Signals Efb and Ifb 14 5 8 Option KG Option KB with the addition of Current Limit 14 5 9 Option KF Option KB with the additi...

Страница 3: ...setronics Page 3 Chapter 8 Troubleshooting 30 8 1 SCR Testing Procedure 30 8 2 Replacing Printed Circuit Boards 31 8 3 Replacing SCR Devices 33 8 4 Bench Calibration Procedure 33 WARRANTY INFORMATION...

Страница 4: ...t and Current Trip are also available Standard features include isolated heat sink design thru 75 amperes semi conductor protection style fuses MOVs Metal Oxide Varistor dv dt networks and high PIV ra...

Страница 5: ...t Stage 6 SCR 3 phase AC switch configuration Load Types Resistive Inductive Transformer and Lamp Adjustments Integral Offset and Gain Adjustments Accommodates most milliamp signals Current Limit 10 1...

Страница 6: ...Phasetronics Page 6 2 2 Dimensions Models 25 thru 75 Amps Models 110 thru 600 Amps Dimensions are in inches and are subject to change...

Страница 7: ...ics SCR Peak Inverse Voltage PIV Rating for line voltage 120 575V 1500V for all models 2 4 Ambient Temperature Ambient temperature operating range 0 to 40 C 32 to 104 F Transportation and storage rang...

Страница 8: ...vertically so heat sink fins are parallel to vertical mounting surface Non Fan cooled units must be mounted with the power terminals located at the bottom to ensure proper cooling Notes FLA is the 36P...

Страница 9: ...arallel to the mounting surface If the unit has a fan install unit so the fan blows upward vertically In dirty or contaminated atmospheres the unit should be cleaned on a regular basis to insure prope...

Страница 10: ...Phasetronics Page 10 Chapter 4 Connections 4 1 Power Connections T1 L1 T2 L3 T3 L2 T1 T2 T3 L1 L2 L3 Fig 2a Fig 2b...

Страница 11: ...to TB1 8 9 10 8 is high 9 is wiper and 10 is low Refer to Section 7 for specific option card type and connection locations 3 Manual potentiometer is 10K ohm 2 watts linear resistance taper 4 If you ar...

Страница 12: ...KF KH TB1 1 TB1 2 TB1 6 TB1 7 Options V or T 4 20 mA Input 4 20 mA Input Figure 7 Analog Input 2 If both the manual and automatic control signals are needed consider installing an auto manual switch...

Страница 13: ...of Current Limit Provides an additional layer of protection for dynamic and non linear loads Adjustable from 0 125 of the units rating this option will override the control signal to limit the output...

Страница 14: ...P5 potentiometer on the option card When set at minimum fully counter clockwise the ramp time is 0 5 seconds to 100 output When set at max fully clockwise the ramp time is 24 seconds This option can...

Страница 15: ...regulation is required It comes standard with manual pot and optically isolated 4 20ma inputs for both the Constant Voltage and Constant Current commands Its automatic crossover feature is standard an...

Страница 16: ...read less than 1 ohm If not verify the potentiometer connections before proceeding 4 Place the Clamp on current meter over the cables connected to the T1 Load terminal on the unit 5 Set the digital v...

Страница 17: ...the current limit potentiometers R63 or P8 K series are set to maximum 3 Energize the unit 4 Increase the manual pot or automatic control signal to maximum 5 Verify the units output is at maximum 6 Mo...

Страница 18: ...Reset Time the unit will ramp the output voltage to the command level 11 The unit may trip again during the ramp up If this occurs increase the Current Trip adjustment a small amount and allow the Aut...

Страница 19: ...eter apply power to the unit and time how long it takes the unit to reach maximum output 5 Close the contact at TB1 pins 1 2 and verify the unit output drops to zero 6 Open the contact at TB1 pins 1 2...

Страница 20: ...ly 2 The Current feedback signal is from a 50 millivolt shunt that is located in the negative leg of the DC output circuit For proper performance the shunt must be connected directly to the negative o...

Страница 21: ...ion Note If only one control mode is used the other must be fully enabled by placing a jumper or closed contact from the wiper position to the high side position i e from TB1 4 to TB1 5 for example Se...

Страница 22: ...than the shunt value the current control pot signal will appear to have no effect until the low end is reached This is due to the very small feedback signal from the shunt To properly verify the curre...

Страница 23: ...rol NOTES E5 E6 Soft Start capacitor pad If longer ramp time is required add capacitor Consult factory for capacitor value E1 E2 Rate of change capacitor add a capacitor to slow the response time with...

Страница 24: ...Phasetronics Page 24 7 2 Connections Option Board KB KF KG KH...

Страница 25: ...tion Board B F G H Option Board KB KF KG KH MILLIAMP INPUT MANUAL OPTION TB1 6 TB1 9 TB1 2 TB1 2 AUTO MANUAL TB1 9 MILLIAMP INPUT TB1 1 PTR6000 I Board MILLIAMP INPUT MANUAL OPTION TB1 5 TB1 7 TB1 2 T...

Страница 26: ...Phasetronics Page 26 7 4 Connections Option Board V T...

Страница 27: ...tch for Option V or T MILLIAMP INPUT MANUAL OPTION TB1 3 TB1 5 TB1 2 TB1 4 AUTO MANUAL TB1 5 MILLIAMP INPUT TB1 1 Constant Voltage MILLIAMP INPUT MANUAL OPTION TB1 8 TB1 10 TB1 7 TB1 9 AUTO MANUAL TB1...

Страница 28: ...Phasetronics Page 28 7 6 PTR3000 Board Note These connections are to be used ONLY if direct control of the firing card is required Using this control scheme will bypass all options...

Страница 29: ...Phasetronics Page 29 7 7 PTR6000 I Board...

Страница 30: ...Lug T1 Lug Greater than 10k ohm Less than 10k ohm L2 Lug T2 Lug Greater than 10k ohm Less than 10k ohm L3 Lug T3 Lug Greater than 10k ohm Less than 10k ohm 8 1 2 Second procedure The second procedure...

Страница 31: ...t J1 3 5 Loosen the six terminal block screws at TB3 on the PTR6000 I and carefully pull out the wires 3 6 Remove the two standoffs and two Phillips screws that mount the PTR6000 I board 3 7 Remove th...

Страница 32: ...0 onto the heat sink and fast with the standoffs and screws 4 12 Reinstall the wires and the six position J1 connector to the PTR3000 that were disconnected earlier 4 13 Install the PTR6000 I card ont...

Страница 33: ...tomatic control signal per section 4 2 3 Verify the manual pot and automatic signal are at minimum 4 Preset R12 fully counterclockwise 5 Preset R15 fully counter clockwise 6 Preset R31 fully counter c...

Страница 34: ...s output again 13 Increase the manual pot to max and verify the unit output follows the command 14 Decrease the manual pot slightly and verify the unit output follows If not repeat steps 9 thru 11 15...

Страница 35: ...e of these differences and the wide variety of applications for solid state controls each application designer must verify that the solid state equipment is acceptable for his application In no event...

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