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X – LIMITED WARRANTY

For a period of 18 months from date of original purchase, KB will repair or replace without
charge devices which our examination proves to be defective in material or workmanship.
This warranty is valid if the unit has not been tampered with by unauthorized persons,
misused,  abused,  or  improperly  installed  and  has  been  used  in  accordance  with  the
instructions and/or ratings supplied.  The foregoing is in lieu of any other warranty or
guarantee, expressed or implied, and we are not responsible for any expense, including
installation and removal, inconvenience, or consequential damage, including injury to any
person, caused by items of our manufacture or sale.  Some states do not allow certain
exclusions or limitations found in this warranty so that they may not apply to you.  In any
event, KB's total liability, under all circumstances, shall not exceed the full purchase price
of this unit.  (rev 4/88)

KB ELECTRONICS, INC.

12095 NW 39th Street, Coral Springs, FL  33065 

 (954) 346-4900 

 Fax (954) 346-3377

Outside Florida Call 

TOLL FREE

 (800) 221-6570 

 

E-mail

 – [email protected]

www.kbelectronics.com

(A40287) – Rev. B – 2/99

Summary of Contents for Penta Power KBRG-255

Page 1: ...6 7 8 9 10 11 12 13 TB1 CL CL IR COMP RESP MAX SPD OFFSET FWD FWD TCL REV REV EN EN PWR ON CL ACCEL FWD ACCEL REV DB J1 NLT J8 S LT EARTH GND R33 See Safety Warning on Page 1 The information contained...

Page 2: ...T and TCL trimpots have been moved to be aligned with the other trimpots The General Performance Specifications Electrical Ratings Mechanical Specifications and Connection Diagrams have not changed Se...

Page 3: ...Information 7 5 Field Connections 7 6 Control State vs Relay Contact State 10 7 Current Limit Timer Settings 13 8 Parts List Power Board 13 9 Parts List Logic Board 15 16 FIGURES 1 Control Layout 3 2A...

Page 4: ...le drives from a non isolated signal source ii SAFETY WARNING PLEASE READ CAREFULLY This product should be installed and serviced by a qualified technician electrician or electrical maintenance person...

Page 5: ...w all instructions carefully Fire or electrocution can result due to improper use of this product Read Safety Warning TABLE 1 ELECTRICAL RATINGS Model Part No Input Voltage VAC Max AC Current RMS Outp...

Page 6: ...ng of Jumpers and Approximate Trimpot Settings M1 M2 L1 L2 F F TB1 TB2 F1 1 2 3 4 5 6 7 8 9 10 11 12 13 TB1 CL CL IR COMP RESP MAX SPD OFFSET FWD FWD TCL REV REV EN EN PWR ON CL ACCEL FWD ACCEL REV DB...

Page 7: ...peration is regeneration the applied load is in the same direction as the direction of motor rotation Table 3 summarizes the different modes of regen operation TABLE 3 SUMMARY OF CONTROL OPERATION Qua...

Page 8: ...d refer to fig 1 p 3 Bold indicates Factory Setting See sec II p 4 for J7 and J8 settings A J4 Tach generator Voltage Note Selection of the jumper position is not required if armature feedback is used...

Page 9: ...Limit NTCL In this mode the drive will reach preset Current Limit during overload and stay at that level until drive is turned off or fuse blows If Non Timed CL is desired move jumper J6 from the fact...

Page 10: ...ors with 100VDC fields connect field to terminals F and L1 see fig 4A and 4B See table 5 for summary of Field Connections CAUTION Shunt Wound motors may be damaged if field remains connected without m...

Page 11: ...8 FIG 5 MECHANICAL SPECIFICATIONS INCHES mm...

Page 12: ...8 and 9 are joined control is in ENABLE state When terminals 8 and 9 are open control is in INHIBIT state See fig 7B p 10 IMPORTANT If Enable is not used a jumper must be installed between terminals...

Page 13: ...perage fuse 150 amp Littelfuse 3AG normal blo or equivalent which protects the control transformer and other components against catastrophic failure Under normal circumstances this fuse should never b...

Page 14: ...s the amount of time it takes the control voltage to reach full output in the reverse direction and the time it takes for the control voltage in the forward direction to reach zero output REV ACCEL is...

Page 15: ...eries with armature lead Lock shaft of motor iii Apply power Rotate CL trimpot CW until desired CL setting is reached factory setting is 1 5 times rated motor current Be sure control is in Forward dir...

Page 16: ...me Secs Trimpot Position 1 Full CCW 8 Midway 15 Full CW IX FUNCTION INDICATOR LAMPS A LED 1 Power On PWR ON Indicates that the drive is energized with the AC line B LED 2 Current Limit CL Indicates th...

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Page 20: ...ee expressed or implied and we are not responsible for any expense including installation and removal inconvenience or consequential damage including injury to any person caused by items of our manufa...

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