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PX

3

S U R G E

   

P R O T E C T I O N

Panel Extension

TM

Electronic Grade  
Panelboard Extension

Featuring the Failure-Free ISM

TM

Installation, Operation 
and Maintenance Manual

PN  750-0062-003      B00

Summary of Contents for PX3

Page 1: ...PX3S U R G E P R O T E C T I O N Panel Extension TM Electronic Grade Panelboard Extension Featuring the Failure Free ISM TM Installation Operation and Maintenance Manual PN 750 0062 003 B00 ...

Page 2: ...leshooting 17 Installation Assistance 17 Operation Maintenance 18 Options 18 Stand Alone Options 18 Standards and Listings 18 Appendix 19 15 Year Limited Warranty 20 tnbpowersolutions com current_technology The PX3 TM offers an externally mounted surge solution that can be physically attached to the top or bottom of any panelboard providing a reduced profile surge solution PX3 TM surge suppression...

Page 3: ...er qualified electrical professional When shortcuts are taken or installation procedures are not followed the PX3 system may be damaged or may not provide adequate protection Improper installation may also void the warranty It is extremely important to follow these installation procedures carefully Guide to Installation and Assistance W A R N I N G HAZARDOUS VOLTAGES PRESENT Improper installation ...

Page 4: ...iemens Eaton Cutler Hammer Disconnect Option D Integral Disconnect Blank No Disconnect Stand Alone Options To Be Ordered As Separate Items DTS DTS 2 Diagnostic Test Set MxX Remote Monitor Extension M1X through M6EX HPI HPI Cable Table 1 Sample Model Number Scheme PX3 An area on the back cover of this manual is allocated to log your PX3 model number purchase date installation date and installer Not...

Page 5: ...tween the neutral and ground terminals at the transformer upstream from all 3 Phase WYE 3 Phase High Leg DELTA or 1 Phase SPLIT PHASE PX3 devices see NEC article 250 Lack of a proper bond will damage the PX3 and void the warranty Confirm that the environmental conditions are consistent with the following ranges Ambient Temperatures The PX3 must be installed in an area with a temperature between 13...

Page 6: ...LIT PHASE Service Configurations N B A C B A C PX3 PANELBOARD N G N A B C G B N C A N G Xo BOND EARTH GROUND C B A N G PX3 PANELBOARD G A B C G G EARTH GROUND C A B C B A G N B A C B A C PX3 PANELBOARD N G N A B C G B N C A N G Xo BOND EARTH GROUND C B A N G PX3 PANELBOARD G A B C G G EARTH GROUND C A B C B A G tnbpowersolutions com current_technology Figure 2 3 Phase 3 Wire Delta Figure 1 3 Phase...

Page 7: ...UST BE B PHASE N G Xo BOND EARTH GROUND N G C A N B C B A N L2 L1 L2 L1 N G Xo BOND EARTH GROUND N G N B A C PX3 PANELBOARD N G N A B C G N A C PX3 PANELBOARD N G N L1 L2 G NOTE HIGH LEG MUST BE B PHASE N G Xo BOND EARTH GROUND N G C A N B C B A N L2 L1 L2 L1 N G Xo BOND EARTH GROUND N G Figure 3 3 Phase 4 Wire High Leg Delta Figure 4 1 Phase 3 Wire Split Phase ...

Page 8: ...l flush cover in options section Surface Mount Options Surface Mounted Top Feed Connected to the Panelboard The PX3 trim plate butts up next to the trim plate of the panelboard Surface Mounted Bottom Feed Connected to the Panelboard The PX3 trim plate butts up next to the trim plate of the panelboard Surface Mounted Stand Alone The PX3 trim plate does not mate with the panelboard s trim plate Plan...

Page 9: ...f the PX3 may be removed Similarly the top or bottom endplate of most commercial panelboards may be removed If your panelboard is TOP FEED remove the bottom endplate of the panelboard and the top endplate of the PX3 If your panelboard is BOTTOM FEED remove the top endplate of the panelboard and the bottom endplate of the PX3 Attach the PX3 to the panelboard using the supplied collar hardware and s...

Page 10: ...n the ISM and the ground and neutral conductors to the lugs labeled G and N The terminal lugs of the ISM in the PX3 must be electrically connected by the installer to the appropriate terminals in the panelboard Before making connections read and remove the WARNING tag from the ground lug marked G on the ISM Overcurrent Protection Connect the phase conductors to circuit breakers in the panelboard C...

Page 11: ...r aesthetic purposes These illustration show suggested conductor routing for a top feed panelboard Routing in bottom feed panelboards is similar but reversed Note that conductors from the PX3 always connect within the panelboards to lugs or breakers closest to the PX3 The lugs on the PX3 ISM may be rotated to facilitate routing Conductor Routing Figure 9 PX3 Direct Bus Connected With Disconnect WI...

Page 12: ...3 at the point of connection is kept to a minimum in order to maximize protection Overcurrent Protection As a Type 1 SPD the PX3 does not require upstream overcurrent protection for safe operation however the design may require or the installer may choose to connect the PX3 to a circuit breaker molded case switch or fused disconnect Table 2 Maximum Recommended Conductor Size Use conductor lengths ...

Page 13: ...ded case switch or fused disconnect If a breaker or molded case switch is used for connecting the phase conductors Current Technology recommends using circuit breakers in the range of 60 to 100 amps W A R N I N G Prior to proceeding ensure the SPD unit does not have voltage applied to its input terminals PX3 models equipped with a filter system F suffix and have a neutral connection come with a gr...

Page 14: ...he panelboard or disconnect and be sure they are within 10 of the rated line voltage of the PX3 Use the following table to determine the range of acceptable voltages for each model of the PX3 The power system operating frequency should be between 47 63 Hz Table 3 Acceptable Voltage Ranges for All PX3 Models PX3 MODEL NO NOMINAL L L VOLTAGE 10 TO 10 L L VOLTAGE PX3 xxx 240 2G xxx xx xx 240 216 to 2...

Page 15: ...f the Form C contacts by de energizing the PX3 and checking the state of the contacts with a continuity tester or observing the effect of the contacts on the user provided remote alarm circuits If your PX3 has the M2 Option See Figure 12 The M2 option is equipped with a surge counter The number of surges detected by the counter is displayed on a 6 digit LCD display on the front of the PX3 door The...

Page 16: ...dible Alarm is ON Dry Relay Contacts is OFF de energized and System Alarm LED is ON 2 Protection levels of 40 and 75 are default settings which can be changed by the user M3 System only If the Surge Module or Current Rating settings are changed the Protection levels will change automatically 3 Subsequent Status message will be displayed on M3 Character and Graphics Displays where x is correspondin...

Page 17: ...eck that the external power source supplying power to unit is energized Check that the circuit breaker or switch if appropriate feeding the PX3 is turned on Phase status lights are orange indicating 40 75 protection Phase status lights are red indicating 40 protection Check the cables connecting the door mounted devices to the suppression module Exercise caution as High Voltage is present on door ...

Page 18: ...service from a Current Technology authorized service representative The PX3 Surge Suppression System is available with the following options M1 LED Phase Audible Alarm Dry Relay Contacts M2 M1 Surge Counter M3 Advanced Monitoring Character Display Modbus RTU M4E M3 Ethernet Modbus TCP M5 Advanced Monitoring Graphics Display Modbus RTU M6E M5 Ethernet Modbus TCP DTS DTS 2 Diagnostic Test Set MxX Re...

Page 19: ...NCE MANUAL W D H PX3 TM Inches mm H 9 00 228 6 W 20 00 508 0 D 5 75 146 0 W D H Figure 15 PX3 TM 050 100 Figure 16 PX3TM 125 200 and PX3 TM 050 100 with Integral Disconnect Appendix Dimensional Specifications PX3 TM Inches mm H 14 00 355 6 W 20 00 508 0 D 5 75 146 0 ...

Page 20: ...y for any problems or defects directly or indirectly caused by misuse of the Product alteration of the Product including removal of any warning labels accident neglect or improper installation application operation or repair of the Product THE WARRANTY STATED HEREIN IS THE SOLE AND EXCLUSIVE WARRANTY FOR CURRENT TECHNOLOGY PRODUCTS AND IS IN LIEU OF ALL OTHER EXPRESS AND IMPLIED WARRANTIES THOMAS ...

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