Magnetek DSD 412 Technical Manual Download Page 17 | Manualshive

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INTRODUCTION

17

SCR POWER BRIDGE

12 SCR REGEN

F4

CURRENT

SENSOR

RIPPLE FILTER

MOTOR

ARM.

ME

SCR

GATE

SIGNALS

RT1

ARMATURE
INTERFACE

PCB

DB

RESISTOR

CONTROL SIGNAL

WIRING

LOCAL CDU

STATUS

LEDS

+18888

UN PROT

NV MEM

MEM PROT

SWITCH

RE-

SET

POWER CONVERSION UNIT

MICROPROCESSOR

DUAL PORT

MEMORY

RAM &

EPROMS

NV-RAM, RAM

& EPROMS

DRIVE CONTROL UNIT

MICROPROCESSOR

IN-OUT

DRIVERS

TB1

LOCAL CONTROL I / O

DRIVE CONTROL PCB

ME

ME

RS-232 OR RS-422

SERIAL PORT

OPTIONAL

PCDU

PROGRAMMER

OR

OPTIONAL

SERIAL LINK

TO CAR

CONTROLLER

Figure 2: DSD 412 Block Diagram B

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Summary of Contents for DSD 412

Page 1: ...DSD 412 DC Elevator Drive Technical Manual CS00407 rev 06...

Page 2: ...t assume responsibility or accept invoices for unauthorized repairs to its components even though defective The life of the products the Company depends to a large extent upon type of usage thereof an...

Page 3: ...derations 24 Receipt of Shipment 24 Unpacking Instructions 24 Packing Instructions for Reshipment or Storage 24 Physical Installation 24 Selecting Mounting and Wiring of the Digital Encoder 24 Electri...

Page 4: ...et Up 67 Field Regulator Set Up 67 AC Input Voltage Requirement Adjustment 67 Speed Regulator Adjustment 67 Drive Faults 88 Function Error Code Listing 88 Troubleshooting 89 Input Output Signal Verifi...

Page 5: ...pical Power Wiring 29 Figure 7 Typical Analog Signal Wiring 30 Figure 8 Typical Serial Signal Wiring 31 Figure 9 Power Signal Wiring Notes 32 Figure 10 Drive Brake Control Feature 33 Figure 11 Speed S...

Page 6: ...6...

Page 7: ...SSOVER RAD 100 1000 500 9 NOMINAL AC INPUT VAC 150 525 230 10 ENCODER PPR P R 600 19999 1024 11 RATED MOTOR RPM RPM 50 0 1999 0 1150 0 12 OVERSPEED 0 0 150 0 110 0 14 V SENSE 0 0 100 0 25 0 15 T SENSE...

Page 8: ...0 55 FIELD CONTROL AC SOURCE VOLTS VAC 0 525 0 63 U D PICK UP 0 01 100 0 0 10 64 LOW SPEED THRESHOLD 0 1 100 0 2 0 80 OVER SPEED TEST LOGIC 0 1 0 OFF 81 OVER SPEED MULT 1 00 1 50 1 00 82 REFERENCE MU...

Page 9: ...RROR TRIP TIME SEC 0 20 5 00 5 00 100 SPEED ERROR TRIP LEVEL 0 0 100 0 100 0 101 AUTO FAULT RESET ON LOGIC 0 1 0 OFF 102 3S LOOP FLT LOGIC 0 1 0 OFF 104 SERIAL GAIN SWITCH LOGIC 0 1 0 OFF 105 GAIN SWI...

Page 10: ...ON 151 PRESET SPEED 1 0 0 1900 0 0 0 152 PRESET SPEED 2 0 0 1900 0 0 0 153 PRESET SPEED 3 0 0 1900 0 0 0 154 PRESET SPEED 4 0 0 1900 0 0 0 155 PRESET SPEED 5 0 0 1900 0 0 0 156 PRESET SPEED 6 0 0 1900...

Page 11: ...5 00 180 ACCEL 3 S 0 1 100 0 25 0 181 DECEL 3 S 0 1 100 0 25 0 182 INVERT ALARM RELAY LOGIC 0 1 0 OFF 183 K3 LGC OUT SELCT NUM 1 4 1 184 K4 LGC OUT SELCT NUM 1 4 1 185 K5 LGC OUT SELCT NUM 1 4 1 186...

Page 12: ...19 MEASURED AC LINE VOLTS VAC 620 FIELD TRACKING PU 621 SERIAL COMM ON LOGIC 688 CUBE I D 689 FIELD RANGE FNCT DESCRIPTION UNIT 690 PCU VERSION 404 691 PCU RELEASE 692 DAY 693 MONTH 695 YEAR 696 BETA...

Page 13: ...E ALARM 407 DCU CEMF ALARM 408 PCU CEMF FAULT 409 PCU RESET FAULT 410 SPEED ERROR TRIP FAULT 411 MAXIMUM AUTO RESETS FAULT FAULT DESCRIPTION 413 FIELD CURRENT TRACKING FAULT 414 SOFTWARE COMPATABILITY...

Page 14: ...E 932 ARMATURE CEMF VOLTAGE IN XCESS DURING SELFTUNE 933 IARM DOES NOT INCREASE TO NEAR TEST AMPS DURING SELFTUNE FAULT DESCRIPTION 934 CALC ARML IS UNDER RANGE DURING SELFTUNE 935 VOLTAGE FEEDBACK AN...

Page 15: ...one of four chassis sizes Refer to the outline dimension drawings furnished in section 6 Each power cube is designed for mounting inside a qualified electrical enclosure Space allowances for air circ...

Page 16: ...ONENTS L1 L2 L3 LPR LOOP PICK UP RELAY K1 CONTACTOR PILOT RELAY MOTOR TRANSFORMER THERMOSTATS E STOP SENSE K1 SAFETY CHAIN LPR ME LOOP CONTACTOR CONTROL POWER XFMR POWER SUPPLY PCB HEAT SINK COOLING F...

Page 17: ...CAL CDU STATUS LEDS 18888 UN PROT NV MEM MEM PROT SWITCH RE SET POWER CONVERSION UNIT MICROPROCESSOR DUAL PORT MEMORY RAM EPROMS NV RAM RAM EPROMS DRIVE CONTROL UNIT MICROPROCESSOR IN OUT DRIVERS TB1...

Page 18: ...nt View Q7 FIELD SCR SCR S A2TB5 SNUBBER PCB AC INPUT FOR FIELD SUPPLY DC OUTPUT FIELD SUPPLY ARMATURE CURRENT TRANSDUCE R DC ARMATURE FUSE F4 AC LINES FUSES F1 3 INPUT POWER LUGS GROUND LUG ARMATURE...

Page 19: ...INTRODUCTION 19 Figure 4 Component Layout Right Side View POWER SUPPLY COVER A4 POWER SUPPLY A4 TB3 A1 MAIN CONTROL PCB...

Page 20: ...the field rectifier SCRs A separate current measuring device is used to monitor the DC current flowing to the motor field Additional connections allow for a separate step up or step down transformer t...

Page 21: ...Motorola 68000 microprocessor Random Access Memory RAM provides memory space to store values that are maintained only while power is on Non Volatile Random Access Memory NVRAM maintains drive control...

Page 22: ...and a row of four push buttons The DATA and DATA PEND LEDs are used to indicate the significance of the LED display data and the four push buttons DATA FCTN UP DOWN and are used to operate the SCDU T...

Page 23: ...of conditions that MUST BE OBSERVED to prevent personal injury death or serious equipment damage How To Contact Magnetek For additional information contact any Magnetek Representative or contact the...

Page 24: ...well ventilated Maintenance will be minimized if the drive is located in a clean atmosphere The standard drive is designed for vertical mounting Attach the drive to a cabinet panel or other vertical...

Page 25: ...mounting and holding the rubber wheel against the sheave 2 Lack of concentricity of the measuring wheel 3 The rubber wheel can develop a flat spot when it sits idle for an extended time This goes away...

Page 26: ...b panel on which the DSD 412 drive is mounted to the common grounding stud Other electrical equipment such as fans or relay circuits may be grounded to the electrical sub panel A grounding wire should...

Page 27: ...phase power fuses see section describing standard control display unit operation for more detailed information about this test 3 If the FAULT LED lights and a fault code appears on the SCDU then refer...

Page 28: ...Set the NV RAM PROTECT switch to the protect position UN PROT NV RAM light is off to ensure that set up data cannot be corrupted 6 Operate drive using external control signal inputs shown on the Inter...

Page 29: ...INTERCONNECT DRAWING 29 Figure 6 Typical Power Wiring 3 PH DRIVE ISOLATION TRANSFORMER AS REQ D TB1 82 24VDC TB1 78 K4...

Page 30: ...CDU PORT DATA FLOW ALARM RELAY MAY BE ENERGIZED OR DE ENERGIZED ON ALARMS SEE TECH MANUAL FUNCTION 182 INPUT OUTPUT CONNECTIONS USING ANALOG INTERFACE MODEL NUMBER 53STXXXX 3X00 DRIVE OK NO FAULTS REL...

Page 31: ...al Signal Wiring ALARM RELAY MAY BE ENERGIZED OR DE ENERGIZED ON ALARMS SEE TECH MANUAL FUNCTION 182 DRIVE OK NO FAULTS RELAY ENERGIZED WHEN NO FAULTS ARE PRESENT J1 DB9 CONNECTION RS422 DATA FLOW PRO...

Page 32: ...FROM L1 AND L2 IF A DIFFERENT VOLTAGE IS REQUIRED MOVE THE ORIGINAL WIRES FROM AC1 AND AC2 TO L1A AND L2A THE ALTERNATE SUPPLY SHOULD THEN BE BROUGHT INTO AC1 AND AC2 THIS CONNECTION IS PHASE SENSITIV...

Page 33: ...R C 115 VAC CONTROL POWER K3x K6x BRAKE PICK BRAKE LIFT ELEVATOR BRAKE COIL R HOLD BRAKE PICK BRAKE VAC SUPPLY SOURCE BRAKE LIFT CONNECTIONS FOR ELEVATOR BRAKE CONTROL RECTIFIER AS REQ D BRAKE LIFT R...

Page 34: ...ut Wiring 52 54 12 53 11 S4 S3 S2 S1 48 S0 24V 52 54 12 53 11 S4 S3 S2 S1 48 S0 24V ALTERNATE METHODS TO ACHIEVE PROGRESSIVE SPEED SELECT LOGIC OR PROGRESSIVELY SCANNED RELAY LOGIC USING DIODES 1N4003...

Page 35: ...s of the NVRAM P r o t If the display shows Prot it is necessary to move the NV RAM PROTECT switch to the OFF position and press the CPU RESET button in order to load defaults into NVRAM and restart t...

Page 36: ...between the Data level and the Function level Press the DATA FCTN key when the desired function number is in the display At this point the SCDU leaves the Function level and enters the Data level Not...

Page 37: ...eeded the display will change to the appropriate limit and the green LED will light 5 Press the DATA FCTN key to put the SCDU back into the Function level As with the example above the SCDU display wi...

Page 38: ...er or not the drive stops or continues to run is dependent on the way the particular fault is implemented Most standard faults are set up so that the drive will stop if a fault occurs Faults stored on...

Page 39: ...n the Fault List In this case the SCDU display is E 1 F 0 Red LED Lit 5 Press either the or key repeatedly to change the numbers after the E and F from 1 to 0 and vice versa Starting from no declarati...

Page 40: ...n on the SCDU display and optionally cleared IMPORTANT The process of clearing a fault from the Fault List DOES NOT actually clear the condition that caused the fault To view the first fault on the li...

Page 41: ...parameter list Function 994 is used to perform the transfer of data between the NVRAM and active parameter lists The process for copying data to or from the NVRAM parameter list is as follows 1 Use th...

Page 42: ...EDs Off 2 Press the DATA FCTN key to enter the Data level for function 995 The green LED is now lit to indicate that this function is currently being accessed The SCDU will now display L O A d Green L...

Page 43: ...to indicate that this function is currently being accessed The SCDU displays the word Prot if the NV RAM PROTECTION switch is in the position that will not allow any updates to the NVRAM P r o t If t...

Page 44: ...lt Codes F910 Blown Fuse F911 Shorted SCR F912 Open SCR and F917 Reverse Armature Feedback Wires will not appear on the SCDU if the Error Disposition List is programmed so that they are not reported t...

Page 45: ...s one or more Open AC Fuses it displays the fault code for a blown fuse F910 F 9 1 0 Both LEDs Off If the PCU detects one or more shorted SCR doubler packs the SCDU displays the fault code for a short...

Page 46: ...ons Analog speed reference zero adjustment Alarm Relay to indicate important but non critical conditions Motor or transformer thermostat over temperature Motor Over Load Drive Over Heating Low Utility...

Page 47: ...logic for redundant safety This operating mode is selected by setting 110 to 3 The speed sensitivity of the serial velocity reference may be adjusted using function 82 Maintainance mode Armature Volta...

Page 48: ...80 turns the effect of that multiplier on and off However be aware that the Drive Over Speed trip fault F97 set by function 12 is a fixed percent of rated rpm and will also be tested and indeed shoul...

Page 49: ...This value is used to calculate armature current regulator gains and to calculate motor CEMF Function 6 Armature Inductance Units HNY Range 0 001 1 0000 Default 0 01 This is the value of the motor cir...

Page 50: ...ange 0 0 100 0 Default 5 0 This entry sets the percentage of tach feedback below which a tach loss will be declared But this alone will not result in a tach loss fault being declared Thus a tach loss...

Page 51: ...lt 6 0 This entry sets the closed loop bandwidth response of the velocity regulator at speeds above the setpoint identified in 105 The tracking delay between the speed dictation ramp and the actual mo...

Page 52: ...Full field amps function 50 It is used to calculate motor field circuit resistance and determine motor field current regulator gains Improper adjustment can affect stability Function 53 Standby Field...

Page 53: ...rence of 10V when function 82 is set to 1 000 and function 80 is OFF Function 83 Motor Ovld Tout Units SEC Range 2 0 500 0 Default 48 0 This value shapes the motor overload time out curve Function 84...

Page 54: ...Timer Units SEC Range 0 1 5 0 Seconds Default 2 0 Used only when elevator brake control is engaged Establishes a limit on how long the drive may continue to run after the Run command logic line is rel...

Page 55: ...Units Range 0 0 100 0 Default 100 0 This value sets the magnitude sensitivity of the Speed Error Trip detection function Speed errors larger than function 100 for longer than function 99 seconds will...

Page 56: ...n 150 for speed selects Setting this value to 3 enables serial link control of the velocity reference and external ramp slew limits rates of function 21 Setting this value to 4 enables a uni polar ana...

Page 57: ...ut not both Function 116 Decel Rate Latch Units logic Range 0 Off 1 On Default 0 Off When set this control bit causes the decel ramp rate active at the start of decel to remain in effect until the dec...

Page 58: ...ed in function 17 If feet per minute is used at function 17 then the units for function 151through 157 shall also be feet per minute No value for function 151through 157 should be larger than that for...

Page 59: ...on 1 A percent S of 0 1 corresponds to almost all linear acceleration A percent S of 100 will make the S curve 1 smooth with no linear acceleration portion Effective only when internal pre set speeds...

Page 60: ...portion of the timed ramp curve during ramped deceleration 3 A percent S of 0 1 corresponds to almost all linear deceleration A percent S of 100 will make the S curve 1 smooth with no linear decelerat...

Page 61: ...in S Figure 14 S Curve with 100 S LINEAR ACCEL REGION LINEAR DECEL REGION CONTROLLED ACCEL JERK OR S CONTROLLED DECEL JERK OR S CONTROLLED ACCEL JERK OR S PORTION CONTROLLED DECEL JERK OR S PORTION 17...

Page 62: ...May be used as an indication that the drive is in control and that the elevator brake may be released D Moving Up Output becomes active when encoder velocity is greater than the setting of function 6...

Page 63: ...6 37 A F C N Output K4 Controlled by Function 184 Open Collector Type A1TB1 78 B A G P Output K5 Controlled by Function 185 Open Collector Type A1TB1 79 C G H I Output K6 Controlled by Function 186 Op...

Page 64: ...3 Pre Torque Input Units This display is the pre torque reference as applied to starting the velocity regulator The value is latched to display the pre torque value used at the start of a run Prior to...

Page 65: ...g level Units PU This is the difference between the Field Current reference and the Feedback F413 warning will result if higher than F192 for 5 seconds Function 621 Serial Communication Control Enable...

Page 66: ...200 600 47 300 600 48 400 600 49 600 600 50 800 600 This number should agree with the DSD 412 drive data nameplate Table 9 Cube I D Number FIELD CURRENT RANGE 2 200HP Indicates actual SW1 setting 689...

Page 67: ...at top speed before attempting to set Per Unit Inertia Note If Field Current is set too low the necessary motor torque may not be available resulting in excessive motor armature current or current li...

Page 68: ...ope resonance See Table 8 Tuning E REG The basic concept and purpose of E Reg is to have a relatively low closed encoder loop bandwidth to prevent amplification of natural rope oscillations but to fee...

Page 69: ...ycle to compensate for the tracking delay Setting the Speed Bandwidth to a high value in order to compensate for a poor Per Unit Inertia setting is an improper adjustment There may be some minor inter...

Page 70: ...Figure 16 E REG Tracking Profiles 2 S P E E D 0 TIME ACCEL TIME ZERO SPEED Velocity Reference Speed Feedback with Bandwidth 40 set to 5 radians 200 mSec tracking delay Speed Feedback with Bandwidth 40...

Page 71: ...ng Per Unit Inertia Setting TOO HIGH Velocity Under Shoot Figure 17 E REG Tracking Profiles 3 S P E E D 0 TIME ACCEL TIME ZERO SPEED Velocity Reference RATED SPEED Speed Feedback with Per Unit Inertia...

Page 72: ...position overshoot of floor landings and potentially repetitive speed oscillations or speed hunting If these symptoms occur back off on the Notch Depth setting 190 and or reduce the setting of 191 Not...

Page 73: ...ion causes false detections Verify by test that empty car down or full payload weight up will not cause nuisance trips Start Stop Timing A typical elevator run sequence is shown in Figure 19 Elevator...

Page 74: ...VATOR VELOCITY ZERO OTHER MOTOR ARMATURE CURRENT FULL STAND BY MOTOR FIELD CURRENT MUST REMAIN VALID DURING ENTIRE RUN ZERO SPEED SPEED DIRECTION RAMP CMDS 0 1 CONTACTOR ACK LPR CONTACTOR 0 1 0 0 1 HA...

Page 75: ...hile drive is running F405 fault will result Safety chain may remain closed 7 Open Drive Field Enable if desired Will cause field current to go to stand by idle value May remain active if drive will b...

Page 76: ...or 6 NOTE Always set all other unused pre set speeds to zero Table 11 Binary Input Control Example With 150 Off 112 On S4 S3 S2 S1 S0 Pre set Use 0 0 0 0 0 none Zero Speed select 0 0 0 0 1 1 Inspecti...

Page 77: ...must be at least that far away from the beginning of the run The single floor target running speed and or accel decel times must be adjusted to meet the above criteria conditions or the landing may be...

Page 78: ...captured and latched each time the drive is started by closure of the motor dc loop contactor in response to activating the Run command That value will be used to pre load the speed error integrator...

Page 79: ...CAR CONTROLLER PLC Differential Input Circuit Common Vnoise TB1 68 63 66 70 com 69 shld 44 OR 43 TB11 GND Twisted Shielded N C at PLC end Proper connections Noise current does not flow through signal...

Page 80: ...he host B1 1 to act as a synchronization bit for incoming messages from the host B2 0 Stop requested 1 Run requested B3 0 No request to clear faults 1 Clear fault requested B4 0 Demand Velocity is not...

Page 81: ...e contains 8 logic signals to indicate drive faults B0 0 No Motor over load 1 Motor over load fault F400 B1 0 No excessive field current 1 Excessive field current F401 B2 0 No contactor failure 1 Cont...

Page 82: ...display is 2 rows of 16 characters Therefore an update of an entire screen would require several packets Byte 11 This byte contains the calculated checksum of the data within this packet It is the mod...

Page 83: ...egulator is switched to be E Reg to precisely track follow the velocity reference profile Be aware that this anti rollback feature works from encoder tachometer signals So there must and will be some...

Page 84: ...e the initial movement should be downward Then repeat floor runs as in 5 with a full load Ride the car to verify smoothness Adjustment procedure is complete ARB Adjustment Hints And Cautions 1 Caution...

Page 85: ...through the brake to start the car is a result of poor velocity reference release Vs brake release timing With ARB the velocity reference should not be released to move away from zero until after the...

Page 86: ...perate a primary power contactor 115 VAC control power to the drive must remain ON for this feature to be operative Refer to installation diagrams supplied in Section 2 at Figure s 2 1 for all suggest...

Page 87: ...brake drops as set by the Brake Drop Timer 90 4 When the Brake Drop Timer expires motor armature current ramp down will occur as set by 85 This will gradually transfer torque from motor to brake to he...

Page 88: ...LT 403 5 MIN FULL FIELD FAULT 404 OPEN ARMATURE CIRCUIT FAULT 405 SAFETY CIRCUIT FAULT 406 10 LOW LINE ALARM 407 EXCESSIVE DCU CEMF ALARM 408 EXCESSIVE PCU CEMF FAULT 409 UNEXPECTED PCU RESET 410 SPEE...

Page 89: ...2 drive See 102 Causes Defective Loop Contactor Aux Check for proper feedback at TB1 7 Defective Contactor Check for open coil or mechanical binding Defective Pilot Relay LPR Interference from other e...

Page 90: ...xpectedly reset Verify that correct PCU software and revision level is being used Possible problem with main circuit card hardware Look for external noise interference Ensure that equipment and signal...

Page 91: ...tor tuning Check 40 41 42 Velocity reference set above rated speed Intermittent velocity encoder 98 TACH LOSS FAULT The drive does not see the encoder velocity in proportion to armature voltage indica...

Page 92: ...ecutive cycles or lower than 50 for one cycle When this occurs the Severe Fault flag is set and the DSD 412 current reference is forced to zero This fault will shutdown the Drive 905 FIELD LOSS FAULT...

Page 93: ...agnostics function Detection is accomplished by measurements via voltage dividers on the Armature Interface PCB A2 Possible causes are One or more of AC input fuses are blown Power wiring problem chec...

Page 94: ...ed properly Missing or wrong Cube ID PCB Wrong PCU software in U13 14 Faulty Armature Interface PCB replace PCB Faulty Drive Control PCB replace PCB 923 LOAD CURRENT SETTING FAULT DSD power down is re...

Page 95: ...Prot CORRUPTED NVRAM DATA The NVRAM has lost parameter set up data This fault will occur if the battery within NVRAM chip U56 is weak The drive display will show Prot if a loss of data is detected wh...

Page 96: ...pen circuit voltage to motor armature circuit Measured armature voltage is greater than 10 of rated volts 7 Probable Causes Motor is rotating producing CEMF Unbalanced SCR leakage with low voltage set...

Page 97: ...s circuit Probable Causes Missing wire to bus voltage feedback Discrete wires on drives larger than 300 amps DC Component problem Feedback voltage divider ratio does not match that identified in Cube...

Page 98: ...ALL FUSES TEST GOOD WITH OHMMETER Control power applied before 3 phase armature supply Short circuit in 15 V wiring circuits prevents analog circuit measurements from working Verify that 3 phase power...

Page 99: ...r application Function 981 does not work with the Portable Control display Unit Here s how to use this valuable troubleshooting tool 1 Press the Up or Down keys and go to F 981 2 Press the DATA FCTN K...

Page 100: ...ce Some of the probable causes in Table 13 Fault Code Descriptions mention problems at connectors all of which are on the Drive Control PCB Table 14 Connector Definitions describes the basic function...

Page 101: ...he Drive Control PCB from the DSD 412 Power Supply PCB J13 10 Pin Header Provides power supply and board sensing connections to the DSD401 Signal Interface PCB A3 This cable is the same as that used t...

Page 102: ...MAINTENANCE 102 Figure 24 Connector and E prom Locations...

Page 103: ...MAINTENANCE 103 Figure 25 Test Point Locations...

Page 104: ...G HI DCU C SCAN IS RUNNING HI DCU D SCAN IS RUNNING TP13 TP14 LAN E O Chip select for LAN mode High Active EVEN ODD Address Select High 5V TP15 TP16 TP17 F SCAN TIME E SCAN TIME ABCDE SCAN TIME HI DCU...

Page 105: ...up Noise will cause erratic Drive operation See TP39 TP38 ANALOG TACH FEEDBACK ANALOG TACH SIGNAL When used TP39 ARMATURE CURRENT FEEDBACK Filtered Armature Current Feedback Signal Average of Armatur...

Page 106: ...the new device has the same U number on its label as the defective device Remove the existing device and install the replacement in the same position Then perform the Start Up Procedure in Drive Start...

Page 107: ...onents of the DSD 412 for control of motor field consist of the A3 PCB and associated SCR Rectifier module Q7 located under the PCB Input power is single phase voltage supplied to A3TB1 terminals AC1...

Page 108: ...l unit 5 Replace the Armature Interface PCB in reverse order of disassembly Torque mounting screws down to 20 inch pounds SCR Testing and Replacement 1 Using a multimeter on the X100 range press the p...

Page 109: ...ternately turn at a time Continue with this procedure until the Belleville washers become flat An abrupt change in torque will be detected when the Belleville becomes flat 9 Reinstall the AC and DC bu...

Page 110: ...s can and should be done before any disassembly or removal of the SCR Power Bridge Ohmmeter SCR Testing 1 Using a multi meter on the X100 range press the positive probe to the positive right side DC b...

Page 111: ...es at TB5 3 Remove 12 pairs of the plug on SCR gate and cathode leads 4 Remove the 3 phase connection nuts at E31 E32 E33 near middle of the PCB Do not remove the threaded stud 5 Remove the 6 large nu...

Page 112: ...chassis from the top side the reverse of 1 e above c Align the transducer module mounting holes with those in the chassis Start all 4 chassis mounting screws and then tighten them to 10 inch pounds d...

Page 113: ...Assembly Thermostat 25A 50A 100A 195A 300A ALL 300A U1 U1 U1 U1 U1 RT1 S1 S2 LA05P00217 0015 LA05P00217 0014 LA05P00217 0042 LA05P00645 0018 LA05P00217 0020 46S03596 0050 46S03596 0060 1 1 1 1 1 1 2 D...

Page 114: ...tion female All Connects to TB3 of Power Supply A4 05P00060 0373 1 Cable 115 VAC Cooling Fan with Plug ALL Connects 115 Vac to fan Required for DSPR option addition 05P00016 0045 1 PCDU Hand held Serv...

Page 115: ...OUTLINE DRAWING 100A 115 Figure 26 Drive Chassis Outline DSD 412 100 Amp...

Page 116: ...OUTLINE DRAWING 190A 116 Figure 27 Drive Chassis Outline DSD 412 195 Amp...

Page 117: ...OUTLINE DRAWING 300A 117 Figure 28 Drive Chasis Outline DSD 412 300 Amp...

Page 118: ...LAYOUT DRAWING 100A 118 Figure 29 Layout DSD 412 100 Amp A3 A1 A2 A2 L1 NEG GND L2 L3 POS...

Page 119: ...LAYOUT DRAWING 195A 119 Figure 30 Layout DSD 412 195 Amp A3 A1 A2 A2...

Page 120: ...LAYOUT DRAWING 300A 120 Figure 31 Layout DSD 412 300 Amp A3 A1 A2 A2...

Page 121: ......

Page 122: ...Elevator Products N136 W4863 Campbell Drive Menomonee Falls Wisconsin 53051 800 236 1705 262 252 6999 FAX 262 790 4142 http www elevatordrives com Magnetek Elevator Products Europe 20 Drake Mews Crown...

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