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Chromalox MaxPac I, User Manual, Page: 15 / 39

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Chromalox MaxPac I User Manual Download Page 15

- 14 -

© 2014 Chromalox

®

, Inc.

1-888-996-9258

MaxPac III

MaxPac IP

IMPORTANT: The I

2

t fuses installed on the SCR are designed to protect the SCR 

from faults on the load connection side.  They are 

NOT

 intended to provide 

wire protection.

CAUTION

Three Wire

3 Leg Control

MAX PAC III

L1

L2

L3

X1

X2

X3

Single Phase

transformer

Coupled

MAX PAC IP

L2

L2

L1

X1

L2 connection to

MaxPac is instrument

power only

Summary of Contents for MaxPac I

Page 1: ...PK480 2 P N 0037 75428 User s Manual www chromalox com 800 443 2640 2014 Chromalox Inc...

Page 2: ...age Protection MOV Protection Built In Power Distribution Features for the MaxPac I II and III include Zero Crossover Firing Isolated Control Circuit On Off Control Inputs 120 thru 240 Vac 5 32 Vdc Dr...

Page 3: ...g 8 4 2 Wiring 11 4 2 1 Touch Safe Design 11 4 2 2 Cover Removal and Installation 12 4 2 3 Power Load Wiring 12 4 2 4 Instrument Power 16 4 2 5 Grounding 16 4 2 6 Command Signal Wiring 17 4 2 7 Calibr...

Page 4: ...reduce the risk of personal injury to persons from fire and electrical shock hazards Safety Alert Symbol International Shock Electrocution Symbol Each safety message is preceded by a safety alert symb...

Page 5: ...d thermal shock The power SCR assemblies consist of one two or three pairs of SCRs connected back to back with an optional semiconductor fuse RC Snubber and MOV protection The firing circuit is based...

Page 6: ...ich to mount your MaxPac please consider the following Temperature When mounting the SCR unit in a control panel attention should be paid to the enclosure tempera ture The SCR is rated to perform at i...

Page 7: ...er of two directions The output power can only be connected from one direction The three mounting configurations are shown below MaxPac II Three Phase Two Leg Shown Open designs above 300 amps and all...

Page 8: ...es of Proper Air Flow Pagoda Top Fan Air Louvers Louvers MaxPac Air Fan MaxPac Fan Enclosure Air Enclosure Fan Filter Forced Air In Forced Air Out Louvers Since hot air rises naturally it is not recom...

Page 9: ...ctory 4 Installation Please read all information in this section before beginning the installation of your MaxPac Installation of the MaxPac requires three steps 1 Mounting 2 Power wiring 3 120 or 230...

Page 10: ...mm 6 0 153mm 7 28 185mm FIRING PACKAGE FAN END 0 280 7 11mm 6 HOLES 7 2 183mm 0 0 0mm 1 3 33mm 7 3 185mm 13 3 337mm 14 6 371mm 12 0 305mm 13 3 338mm FIRING PACKAGE FAN END 0 280 7 11mm 6 HOLES 5 12 13...

Page 11: ...8 11 7 298mm 0 0 0mm 1 3 33mm 9 3 237mm 13 31 338mm 14 62 371mm 21 4 543mm 22 4 568mm FIRING PACKAGE FAN END 3125 7 94mm 8 HOLES 5 3 135mm 5 8 148mm 0 0 0mm 1 3 33mm 11 3 28mm 16 3 414mm 17 6 448mm 9...

Page 12: ...t installation wiring that is in accordance with the National Electrical Code and any local standards that may be applicable WARNING Hazardous Voltage Only qualified personnel should perform electrica...

Page 13: ...Lift the cover from the base Install Wiring 3 Attach the wires to the bus bars in accordance with the instructions in the next section 4 Choose the entrance and exit directions for the wiring as desi...

Page 14: ...L2 X1 X3 L2 Connection is NOT on MaxPac Four Wire 3 Leg Control MAX PAC III L1 L2 L3 X1 X2 X3 N N Connection is NOT on MaxPac IMPORTANT The I2 t fuses installed on the SCR are designed to protect the...

Page 15: ...the SCR are designed to protect the SCR from faults on the load connection side They are NOT intended to provide wire protection CAUTION Three Wire 3 Leg Control MAX PAC III L1 L2 L3 X1 X2 X3 Single P...

Page 16: ...side of the bus bar as shown to maintain required electrical clearances Illustration 2 View From Top Touch Safe Units 100 400 Amps Input Bus Up to 3 1 0 300 mcm 70 mm2 150 mm2 Up to 2 350 500 mcm 185...

Page 17: ...the wire in the holes that maximize the distance for the wire to exit the enclosure This maximizes the distance from the cover to the non insulated connector When using the power distribution feature...

Page 18: ...g 7 on page 21 1 5 Vdc Terminal J2 5 7 see Fig 5 on page 21 0 10 Vdc Terminal J2 10 7 see Fig 8 on page 21 4 20 mA Terminal J2 6 7 see Fig 6 on page 21 Auto Manual Input The MaxPac I II and III can be...

Page 19: ...nal level compatible with the optional proportional firing board The plug in receptacle for the optional proportional board allows for an easy upgrade to proportional control The drive signal to the S...

Page 20: ...stem An external indicating lamp or relay can be connected to J1 5 6 see Fig 2 on page 21 This indicator must be rated for the instrument power applied to J1 1 2 Three diagnostic LEDs show which SCR p...

Page 21: ...rd 0135 28096 When this jumper is installed latching operation is achieved The drawing below shows the Shorted SCR Detection board Heat Sink Over Temperature An external lamp or relay may be connected...

Page 22: ...L INPUT SIG 1 5 VDC PROPORTIONAL INPUT 4 5 2 3 1 J2 10 COMMON 7 8 9 6 5 J1 10 7 8 9 6 5 1 K J2 2 4 3 1 J2 2 4 3 1 J1 J3 120 230 INSTRUMENT POWER REQUIRED ON ALL CONFIGURATIONS 120 230 INSTRUMENT POWER...

Page 23: ...are correctly applied Also make sure the Emergency Shutdown if used has N O contacts and jumper pins 4 5 on the 10 pin connector if remote manual bias are not used Please read the information on cali...

Page 24: ...positive inputs to the MaxPac Power Pak EXAMPLE 0 5 mA input set to 0 mA input 4 20 mA input set to 4 mA input 7 With power off connect line voltage and load as shown 8 Connect meter to input and outp...

Page 25: ...Voltage Output Indicator Output 100 mA Instrument Power Shorted SCR AC Voltage Output Indicator Output 100 mA Instrument Power MaxPac I II and III MaxPac IP Control Inputs Accepts all of the followin...

Page 26: ...suffer corrosion Periodically check the power module for corrosion Damage Periodically check for rodent damage to wiring and other components Filters Many high powered control enclosures rely on blow...

Page 27: ...oad If Demand Light is Off 1 Check incoming line power 2 Check the instrument power 3 Check the fuse on the main board 4 Verify the input signal 5 Check that remote shutdown J3 3 to 4 is open 6 Check...

Page 28: ...ld 70mm2 0135 10008 LCD2 0 12 X 3 0 AWG or 2 0 Weld 95mm2 0135 10009 LCD3 0 12 X 4 0 AWG or 3 0 Weld 120mm2 0135 10010 LCD4 0 12 X 250 MCM or 4 0 Weld 150mm2 0135 10011 LCD250 12 X 300 MCM 150mm2 0135...

Page 29: ...ained in accordance with Chromalox instructions Users are responsi ble for the suitability of the products to their application There is no warranty against damage resulting from corrosion misapplicat...

Page 30: ...en Design 04 150 Amp Touch Safe Design 05 200 Amp Open Design 06 200 Amp Touch Safe Design 07 300 Amp Open Design 08 300 Amp Touch Safe Design 09 400 Amp Open Design 10 400 Amp Touch Safe Design 11 55...

Page 31: ...tentiometer MXPC I 2 03 1 1 L1 F01 1 Typical Model Number Crimp Lug Chart Chromalox Panduit Conductor Size Torque In Lb Nm 0135 10002 LCD8 14A L 8 AWG 180 20 0135 10003 LCD6 14A L 6 AWG or 6 Weld 180...

Page 32: ...mp Touch Safe Design 07 300 Amp Open Design 08 300 Amp Touch Safe Design 09 400 Amp Open Design 10 400 Amp Touch Safe Design 11 550 Amp Open Design 12 550 Amp Touch Safe Design 13 650 Amp Open Design...

Page 33: ...otentiomete MXPC IP 2 03 1 1 L1 F01 1 Typical Model Number Crimp Lug Chart Chromalox Panduit Conductor Size Torque In Lb Nm 0135 10002 LCD8 14A L 8 AWG 180 20 0135 10003 LCD6 14A L 6 AWG or 6 Weld 180...

Page 34: ...en Design 04 150 Amp Touch Safe Design 05 200 Amp Open Design 06 200 Amp Touch Safe Design 07 300 Amp Open Design 08 300 Amp Touch Safe Design 09 400 Amp Open Design 10 400 Amp Touch Safe Design 11 55...

Page 35: ...equires Proportional Band MXPC II 2 03 1 1 L1 F01 1 Typical Model Number Crimp Lug Chart Chromalox Panduit Conductor Size Torque In Lb Nm 0135 10002 LCD8 14A L 8 AWG 180 20 0135 10003 LCD6 14A L 6 AWG...

Page 36: ...uch Safe Design 05 200 Amp Open Design 06 200 Amp Touch Safe Design 07 300 Amp Open Design 08 300 Amp Touch Safe Design 09 400 Amp Open Design 10 400 Amp Touch Safe Design 11 550 Amp Open Design 12 55...

Page 37: ...s Proportional Band MXPC III 2 04 1 1 L1 F02 1 Typical Model Number Crimp Lug Chart Chromalox Panduit Conductor Size Torque In Lb Nm 0135 10002 LCD8 14A L 8 AWG 180 20 0135 10003 LCD6 14A L 6 AWG or 6...

Page 38: ...1000 6 4 2001 EN 55011 2007 Part 4 3 Contactors and 2 Conducted Disturbance Emissions Voltage motor starters EN 61000 6 4 2001 EN 55011 2007 AC semiconductor controllers and contactors for non motor l...

Page 39: ...he Technical documentation required by Annex IV 3 of the Low Voltage Directive is maintained by Name of company and location in the European Union Year in which CE Marking was affixed 2002 Authorized...

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