Saftronics DG2 PLUS Series Скачать руководство пользователя

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DG2 PLUS SERIES

¼ to 5 HP

SCR Speed Controls

for DC Motors

CAUTION

Equipment is at possibly lethal AC line voltage when AC power is connected.
Pressing the STOP pushbutton does not remove AC line voltage. Both
phases must be disconnected before it is safe to touch motor terminals or
control equipment parts.

Saftronics, Inc.

5580 Enterprise Pkwy., Ft. Myers, Fl 33905

Telephone: (941) 693-7200

Fax: (941) 693-2431

P/N X010031

Rev: 5

Содержание DG2 PLUS Series

Страница 1: ...voltage when AC power is connected Pressing the STOP pushbutton does not remove AC line voltage Both phases must be disconnected before it is safe to touch motor terminals or control equipment parts Saftronics Inc 5580EnterprisePkwy Ft Myers Fl33905 Telephone 941 693 7200 Fax 941 693 2431 P N X010031 Rev 5 ...

Страница 2: ... 2 Derating data 4 3 3 Wiring 4 Section 4 0 Startup 4 1 Inspection 5 4 2 Pre start adjustments 5 4 3 Starting 6 Section 5 0 Troubleshooting 7 Section 6 0 Wiring diagrams 6 1 DG2P 10 DG2P 15 8 6 2 DG2P 25 9 6 3 Typical torque control connection 10 6 4 AA1128 Control card schematic 11 6 5 Motor connections 12 Section 7 0 Dimensional outlines 7 1 DGP2 10 DG2P 15 13 7 2 DG2P 25 14 7 3 Enclosed 15 Sect...

Страница 3: ...s Impedance isolated armature voltage feedback Highimpedanceresistivevoltagedividernetworkusedforarmature voltagefeedback Tachogenerator feedback 50 volt 1000 rpm tachometers may be used for speed feedback Dual AC line voltage 120 or 240 vac line voltages are plug selectable Dual field voltage 50 100 or 100 200 volt field supplies are link selectable 10V reference supply LED indication Run relay e...

Страница 4: ... Altitude 2000 feet 600m maximum without derating Rectifier configuration The DG2 PLUS employs a single phase half wave bridge HP Current rating M O D E L H P A M P S 120 VAC 240 VAC I N P U T O U T P U T D G 2 P 1 0 1 2 1 8 1 0 D G 2 P 1 5 3 2 5 1 5 D G 2 P 2 5 5 3 4 2 5 Voltage rating selectable via JMP1 see P 5 INPUT OUTPUT VDC ARMATURE FIELD 120 VAC 0 90 50 100 240 VAC 0 180 100 200 Short circ...

Страница 5: ... to CCW for Tach Feedback this control rarely needs to be used However when using armature voltage feedback with cyclical loading applications where there is a speed drop due to operation from high to low load the IR Comp adjustment corrects for voltage changes inside the DC motor when load is applied If speed variations with load are a problem set the SPEED control knob to the desired operating s...

Страница 6: ...ted units The DG2 PLUS has been designed for 50ºC maximum inside the enclosure When the unit is installed in poor environmental conditions it must be derated as follows 1 5 per Cº above 40ºC or 0 75 per Fº above 104ºF 15 per 1000 feet 300m above 2000 feet 600m TheDG2PLUSistobeconnectedaccordingtotheNECandanyother applicable Electrical Codes in the customer s area The chassis must be bonded to eart...

Страница 7: ...voltage is 240 VAC then jumper J4 must be removed 120 VAC 240 VAC Field voltage selection Confirm that the field voltage is configured to match the field voltage of the motor according to its nameplate rating Permanent magnet motorsdonotrequirefieldvoltageconfiguration Terminals12and13 are jumpered as the factory standard default INPUT TERMINALS 12 13 REMOVED INSTALLED 120 VAC 50 VDC 100 VDC 240 V...

Страница 8: ...t the field voltage is correct according to the motor nameplate Apply power and observe that LED1 POWER is illuminated 2 Press the START pushbutton Observe that LED2 RUN is illuminated and that the motor does not rotate To set minimum speed slowly increase RV7 until the motor reaches the desired speed The external speed reference should be set at zero 3 With the speed reference set at maximum the ...

Страница 9: ...w speed with the speed pot set fully cw Max speed set too low Drive in current limit Bad speed pot Motor unstable IR comp turned too high Voltage stability set incorrectly Current stability set incorrectly Max speed set too high Motor overspeeds with low speed reference Max speed set too high Tach input reversed if used No tach feedback if in tach mode Motor drifts at zero speed Requires anti drif...

Страница 10: ...SAFTRONICS 8 6 0 WIRING DIAGRAMS 6 1 DG2P 10 DG2P 15 ...

Страница 11: ...SAFTRONICS 9 6 0 WIRING DIAGRAMS CONT D 6 2 DG2P 25 ...

Страница 12: ...SAFTRONICS 10 6 0 WIRING DIAGRAMS CONT D 6 3 Typical Torque control connection ...

Страница 13: ...SAFTRONICS 11 6 0 WIRING DIAGRAMS CONT D 6 4 AA1128 schematic ...

Страница 14: ...SAFTRONICS 12 6 0 WIRING DIAGRAMS CONT D 6 5 MOTOR CONNECTIONS ...

Страница 15: ...SAFTRONICS 13 7 0 DIMENSIONAL OUTLINES 7 1 DG2P 10 DG2P 15 ...

Страница 16: ...SAFTRONICS 14 7 0 DIMENSIONAL OUTLINES CONT D 7 2 DG2P 25 ...

Страница 17: ...SAFTRONICS 15 7 0 DIMENSIONAL OUTLINES CONT D 7 3 DG2P 10 15 25 Enclosed ...

Страница 18: ...proper location 2 Links match those of the previous card SPARE PART MODEL DG2P 10 DG2P 15 DG 2P 25 Q TY C ontroller C ard AA1128 AA1128 AA1128 B AA1128 B 1 SC R Bridge Assy N500004 N500007 N500002 1 Fuses F1 F2 F 601011 17 20A F601012 36 30A F601011 10 5A 2 Field Diodes D3001 11 D3001 11 D3001 11 4 Power Fuses __ __ F602003 05 60A 2 ...

Страница 19: ...tronicsofanydefectsand ifrequired promptly making the product available for correction Ifanyproductsorservicesfailstomeettheforegoingwarranties except title Saftronics shall thereupon correct any such failure either at its option i by repairing any defective or damaged part or parts of the products or ii by making available FOB Saftronics plant or other point of shipment any necessary repaired or ...

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