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Appendix: Rewiring Transformer for Smaller Sites

Page 16

MDE-3116E Distribution Box PA0306 Installation Instructions · November 2015

Rewiring Transformer

To rewire the transformer, proceed as follows:

Remove the loop-back (see

Figure 5

) from the side of the transformer opposite the wiring

going to the AC receptacle (see

Figure 6

Figure 5: Removing Loop-back Connection

Figure 6: AC Receptacle Wiring

To the AC
receptacle no
modifications
needed

Содержание PA0306

Страница 1: ...on IMPORTANT INFORMATION Note Current D Boxes are available only with dual interface boards Early D Boxes were available with single or dual interface boards Intended Users This manual is intended for Gilbarco trained and certified Authorized Service Contractors ASCs Table of Contents Topic Page Introduction 1 Important Safety Information 4 Overview 6 Preliminary Preparation 8 Installing D Box 12 ...

Страница 2: ... Assembly Cable MTA Pigtails R19263 G1 4 parts required for installing the PA03061020 D Box Required Reading Read the safety information provided in Important Safety Information on page 4 before you begin installation Read NFPA 30A and NFPA 70 Before installing the equipment read understand and follow The National Electrical Code NFPA 70 The Automotive and Marine Service Code NFPA 30A Any national...

Страница 3: ...int of Sale RFI Radio Frequency Interference STP Submersible Turbine Pump TAC Technical Assistance Center TWI Two wire Interface UL Underwriters Laboratories UTP Unshielded Twisted pair VAC Voltage Alternate Current MDE 2530 Pump and Dispenser Installation Manual Footprint and Elevations MDE 2531 Gilbarco Pump and Dispenser Start Up and Service Pump Dispenser Start Up Service Manual MDE 2755 STP C...

Страница 4: ...e safety of others to understand the procedures before beginning work Follow the Regulations Applicable information is available in National Fire Protection Association NFPA 30A Code for Motor Fuel Dispensing Facilities and Repair Garages NFPA 70 National Electrical Code NEC Occupational Safety and Health Administration OSHA regulations and federal state and local codes All these regulations must ...

Страница 5: ...dent for example address front back of building and so on Nature of accident for example possible heart attack run over by car burns and so on Age of victim for example baby teenager middle age elderly Whether or not victim has received first aid for example stopped bleeding by pressure and so on Whether or not a victim has vomited for example if swallowed or inhaled something and so on IMPORTANT ...

Страница 6: ...ided to select 30 mA for other non Gilbarco Underwriters Laboratories UL listed dispensers Note Interface cables between the D Box and the console controller are not included with the D Box and must be ordered separately Refer to TWI Current Loop on page 10 for proper length and type of cable required Two pieces each of these cables are supplied with Passport systems The D Box houses the power sup...

Страница 7: ...her non Gilbarco UL listed dispensers No mixing of differing current loop equipment on a distribution board is allowed 2 Connect only one dispenser or CRIND to any one data loop channel The wiring distance between the D Box and dispensers is not to exceed 2600 feet 5200 feet of total wire and requires twisted pair stranded 14 American Wire Gauge AWG wire Daisy chaining is not allowed with this uni...

Страница 8: ...ation Unpacking Equipment When the equipment arrives at the installation site each unit should be unpacked and inspected for possible shipping damage If damage is evident it must be reported to the carrier Shipping damage is not covered under Gilbarco s warranty policy After visual inspection place the unit back in its shipping carton to prevent undue exposure to the elements and store indoors unt...

Страница 9: ...power to the D Box must be a properly installed isolated ground receptacle Hubbell IG5261 or equivalent This type receptacle is easily identified by its bright orange color and by the triangle embossed into the face of the outlet The green grounding screw must be attached to the grounding conductor All electrical wiring must conform to NEC and local wiring codes as well as the criteria in this man...

Страница 10: ...ceptacle User to supply proper receptacle to meet local electrical code requirements The receptacle providing power to the PA0306 must be a properly isolated ground receptacle Hubbell IG 5261 or the equivalent The green grounding screw must be attached to the grounding conductor Passport System Use the cables listed in the following table to connect the D Box direct to the two wire loop ports TWI ...

Страница 11: ... line 8 pin modular jack receptacle to receptacle coupling Q13241 02 Wall mount single 8 pin modular jack receptacle to field wiring Q13241 05 3 way splitter Note Use 14 AWG stranded or solid wire between wall receptacles Field Wiring Requirements A wiring trough is required in the vicinity of the D Box for terminating the conduit runs from the dispensers Three 1 inch knockouts are provided on the...

Страница 12: ...and ensure to allow clearance on the left side to connect the AC cable allow clearance above the D Box so that the cover can be removed mount the D Box within 6 feet of the AC outlet 6 Install the conduit for data wires between the wiring trough and the D Box Pull data wires up into the D Box leaving 16 inches of wire inside the D Box This allows for easy installation of the wiring pigtails 7 Conn...

Страница 13: ...0 TP1 TP3 P101 P106 P107 R19262 G1 JP4 JP3 JP2 JP1 JP7 JP6 JP5 JP8 Description Board 1 Jumper Settings Board 2 Jumper Settings 2 boards 1 input 16 loops interface to all TWI consoles controllers JP13A In JP11B In JP12 In JP13B In JP11A In JP12 In 2 boards 2 inputs 8 loops interface to all TWI consoles controllers JP13B In JP11B In JP12 In JP13B In JP11B In JP12 In 2 boards 1 input 16 loops 30 mA f...

Страница 14: ...structions November 2015 Figure 4 Field Wiring to MTA Pigtails Cut and strip supplied loops for desired number of field connections Wire Nuts 14 AWG Field Wiring R19263 Pigtail Cable Assembly Note If unused pigtail loops are cut the exposed ends must be capped with wire nuts ...

Страница 15: ...he lockout tagout procedures in Important Safety Information on page 4 Accessing Transformer To access the transformer for rewiring proceed as follows 1 Turn off the breaker associated with the dedicated receptacle supplying power to the D Box and lockout tagout 2 Unplug the power cord from the dedicated outlet 3 Unplug the power cord from the D Box 4 Remove the D Box cover 5 Disconnect dispenser ...

Страница 16: ...vember 2015 Rewiring Transformer To rewire the transformer proceed as follows 1 Remove the loop back see Figure 5 from the side of the transformer opposite the wiring going to the AC receptacle see Figure 6 Figure 5 Removing Loop back Connection Figure 6 AC Receptacle Wiring To the AC receptacle no modifications needed ...

Страница 17: ...n page 16 see Figure 7 Figure 7 Moving Secondary Connection 3 Remove the loop back connection and discard it see Figure 8 Figure 8 Removing Loop back Connection Returning Transformer to Service To return the transformer to service proceeds as follows 1 Reinstall the transformer onto its studs and reassemble the transformer shield and D Box board tray 2 Reinstall the AC power cord to the D Box 3 Pl...

Страница 18: ...n Association Phillips is a registered trademark of the Phillips Screw Company UL is a registered trademark of Underwriters Laboratories Inc Appendix Rewiring Transformer for Smaller Sites 5 Apply power by turning on the associated circuit breaker 6 Take voltage readings between the TP1 12UN and TP3 GND pins on each of the boards for wiring connections see Figure 3 on page 13 7 Verify that the vol...

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