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Chromalox MaxPac User Manual Download Page 29

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Summary of Contents for MaxPac

Page 1: ...PK480 5 0037 75428 June 2018 User s Manual MaxPac...

Page 2: ......

Page 3: ...Amp models dv dt Transient Voltage Protection MOV Protection Built In Power Distribution Soft Start 100KA SCCR Rating Features for the MaxPac I II and III include Zero Crossover Firing Isolated Contro...

Page 4: ...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 Calibration 23 5 Specif...

Page 5: ...ow instructions Important Safeguards Damage Prevention Messages You will see other IMPORTANT messages that are proceeded by the word CAUTION that are intended to help prevent damage to the MaxPac or o...

Page 6: ...d the loads element life due to reduced thermal shock The power SCR assemblies consist of one two or three SCR s connected back to back with a semiconductor fuse RC Snubber and MOV protection The firi...

Page 7: ...wing 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 its nameplate current rating in temperatures up to...

Page 8: ...f the MaxPac series allows mounting in any direction It is essential that air flow through the enclosure be planned to insure proper cooling The 100 amp through 300 amp open design Max Pac allow the i...

Page 9: ...ers MaxPac Air Fan MaxPac Fan Enclosure Air Enclosure Fan Filter Forced Air In Recommended Forced Air Out Not Recommended Louvers Since hot air rises naturally it is not recommended that cooling air e...

Page 10: ...oles for the vari ous MaxPac Power Pak models Please refer to these figures before mounting your unit Figure Model 1 100A 150A 200A 2 Leg Open Type 1 100A 150A 200A 300A 1 Leg Open Type 2 100A 150A 20...

Page 11: ...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 130mm 0 0 0mm 1 3 33...

Page 12: ...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 5 241mm 10 5 267m...

Page 13: ...ring that is in accordance with the National Electrical Code and any local standards that may be applicable COOLING AIR COOLING AIR SCR FUSE HEATSINK FINS COVER PROVIDES FOR TOUCH SAFE FEATURE TOUCH S...

Page 14: ...ift 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 desire...

Page 15: ...ction 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 SCR from faults o...

Page 16: ...PORTANT The I2 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 MA...

Page 17: ...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 mm2 240 mm2 Output Bus Up to 10 8 1 10 mm2 50 mm2 Up to 3 1 0 300 mcm 7...

Page 18: ...e and mounting terminals on both sides of the bus bar the wires mounted on the outside of the bus bar must be bent inward slightly to align with the opening in the top All wiring especially the larger...

Page 19: ...ontrol Signals AC Input The 120 230 VAC signal lines are connected to terminal J1 7 8 An input voltage of 120 to 230 VAC turns the power On The turn OFF voltage for the power control is 0 VAC DC Input...

Page 20: ...demand indicator is located on the main PC board and is viewable through the cover With the On Off control option the indicator will display steady on and steady off With the DOT Firing or Time Propo...

Page 21: ...then compared to two set points The first alarm is a warning and activates the externally connected device This allows time to correct the problem before the second alarm inhibits the firing circuit...

Page 22: ...SW1 to position 0 0 10Vdc Select AUTO mode by jumpering J2 4 J2 5 and then set rotary switch at SW1 to position 2 0 5Vdc Select AUTO mode by jumpering J2 4 J2 5 and then set rotary switch at SW1 to p...

Page 23: ...tage is not present or if SCR is shorted in both directions LD4 Switch SCR2 OFF in normal operation Turns ON if shorted SCR is detected in one direction Blinks rapidly if phase voltage is not present...

Page 24: ...Ds show which SCR pair is faulted These lights are synchronized with the demand indicator and can only indicate while the demand is active The latching alarm means that if the alarm activates and the...

Page 25: ...TIONAL INPUT SIG 4 20mA PROPORTIONAL INPUT COMMON 1 2 3 4 5 6 7 8 9 10 J2 FIG 6 JUMPER 0 5 1 5 VDC PROPORTIONAL INPUT SIG COMMON 0 5 1 5 VDC INPUT 1 2 3 4 5 6 7 8 9 10 J2 FIG 5 JUMPER FIG 4 MANUAL CON...

Page 26: ...pplied Also make sure the Emergency Stop 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 calibration at the end o...

Page 27: ...axPac 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 output WARNING Set meter to...

Page 28: ...26 5 Controller Configuration...

Page 29: ...27...

Page 30: ...t 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 following as standards Phase Angle Cont...

Page 31: ...y on there conducting surfaces being maintained in clean manner See Maintenance Section Dampness High humidity or hosing down should be avoided Connections Ensure that all electrical connections are s...

Page 32: ...ger board Observation Possible Root Cause LD3 SCR1 light is ON and Alarm relay engaged Shorted SCR1 LD4 SCR2 light is ON and Alarm relay engaged Shorted SCR2 LD5 SCR3 light is ON and Alarm relay engag...

Page 33: ...r 2 Weld 50mm2 0135 10006 LCD1 56C E 1 0 AWG or 1 Weld 70mm2 0135 10007 LCD1 0 12 X 2 0 AWG or 1 0 Weld 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 Wel...

Page 34: ...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 misapplication improper specif...

Page 35: ...t Heat Sink Temperature Highest and Lowest Ambient Temperature Line Frequency Monitoring Third Party Certifications UL cUL CE DEMKO 650 A and below Code Current at 50 C 122 F 01 100 Amp Open Design 02...

Page 36: ...K Potentiometer Pro portional Control Only Supplied loose for customer mounting MXPC I 5 03 1 1 L1 F01 1 Typical Model Number Crimp Lug Chart Chromalox Panduit Conductor Size Torque In Lb Nm 0135 1000...

Page 37: ...00 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 14 650 Amp Touch Safe Design 15 800 Amp Open Des...

Page 38: ...cal Remote Switch 2 Single Turn 1KW Potentiomete 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...

Page 39: ...st Heat Sink Temperature Highest and Lowest Ambient Temperature Line Frequency Monitoring Third Party Certifications UL cUL CE DEMKO 650A and below Code Current at 50 C 122 F 01 100 Amp Open Design 02...

Page 40: ...ingle Turn 1KW Potentiometer Proportional Control Only Supplied loose for customer mounting MXPC II 5 03 1 1 L1 F01 1 Typical Model Number Crimp Lug Chart Chromalox Panduit Conductor Size Torque In Lb...

Page 41: ...re Highest and Lowest Ambient Temperature Line Frequency Monitoring Third Party Certifications UL cUL CE DEMKO 650A and below Code Current at 50 C 122 F 01 100 Amp Open Design 02 100 Amp Touch Safe De...

Page 42: ...Turn 1KW Potentiometer Proportional Control Only Supplied loose for customer mounting MXPC III 5 04 1 1 L1 F02 1 Typical Model Number Crimp Lug Chart Chromalox Panduit Conductor Size Torque In Lb Nm 0...

Page 43: ...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 loads 3 Conducted...

Page 44: ...entation 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 Signature Date ___...

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