Charles Isotransformer 93-IXFMR3/6-A Installation Instructions & Owner'S Manual Download | Manualshive

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LT–IXFMR36–1

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Charles Industries, Ltd. All rights reserved. Printed in the United States of America.

3.6 KVA Isotransformer

t

INSTALLATION INSTRUCTIONS

& OWNER’S MANUAL
Model 93–IXFMR3/6–A

SHORELINE ISOLATION TRANSFORMER

Marine Group

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Summary of Contents for Isotransformer 93-IXFMR3/6-A

Page 1: ... 1 Page 1 of 15 Charles Industries Ltd All rights reserved Printed in the United States of America 3 6 KVA Isotransformert INSTALLATION INSTRUCTIONS OWNER S MANUAL Model 93 IXFMR3 6 A SHORELINE ISOLATION TRANSFORMER Marine Group ...

Page 2: ...an Isolation Transformer 6 Wired as a Polarization Transformer 8 Choosing Mounting Location 9 Choosing Mounting Hardware 9 Mounting the IsoTransformer 10 Choosing the Appropriate Wire Type and Gauge 10 Choosing Electrical Wiring Hardware 10 Overcurrent Protection 11 Making IsoTransformer Connections 11 Securing Covers 14 Applying Power 14 OPERATING THE ISOTRANSFORMER 14 Safety First 14 Proper Oper...

Page 3: ...hore grounding conductor is connected to a shield that is wound between the primary shore and secondary boat transformer windings This shield assures isolation on the boat by providing a protective layer between primary and secondary windings with in the transformer In the unlikely event of a breakdown within the transformer the shield can withstand the fault current of a properly sized shore supp...

Page 4: ...nited States Code USC and the Code of Federal Regulations CFR U S Coast Guard Regulations are available from the American Boat and Yacht Council listed above Note Installation of the IsoTransformer must be made in accordance with all applicable standards and regula tions Environmental Precaution The IsoTransformer is intended for installation inside an engine room or elsewhere inside the boat Make...

Page 5: ...o install the IsoTransformer as a polarization transformer if desired The third meth od is not preferred because wiring the unit in the manner described circumvents the AC grounding conductor isolation between shore and boat power and may require the use of a galvanic isolator to reduce galvanic corro sion Note Figure 1 Figure 2 and Figure 3 are reprinted with permission from the American Boat and...

Page 6: ...ying shore conductors Fuses shall not be used in lieu of the simultaneous trip de vices 120 Volt branch circuit breakers are permitted to use single pole breakers in the ungrounded current carrying conductors The secondary of the isolation transformer is grounded polarized on the boat The boat grounding system green conductor is connected from the metal case of the isolation transformer to all non...

Page 7: ...re permitted to use single pole breakers in the ungrounded current carrying conductors The secondary of the isolation transformer is grounded polarized on the boat The boat grounding system green conductor is connected from the shield and metal case of the isolation transformer to all noncurrent carrying parts of the boat s AC electrical system including the engine negative terminal or its bus wit...

Page 8: ...ing green conductor is connected from the shore power cable and the boat s power inlet directly to all noncurrent carrying parts of the AC electrical system including the transformer case and shield and to the engine terminal or its bus without interposing switches or overcurrent protection devices One current carrying condcutor of the transformer secondary is grounded on the boat and is designate...

Page 9: ...n all four sides of the unit for air circulation and cooling During normal operation the case of the IsoTransformer may reach high tempera tures To avoid burns locate the IsoTransformer in an area where persons will not come in contact with the unit Four inch holes inch without cover from each end of the IsoTransformer are provided for rigging and hoisting the unit Figure 4 With the cover on use t...

Page 10: ...he wiring compartment should be at the bottom to ensure proper cooling of the unit 2 Remove the IsoTransformer and drill four marked holes with the proper sized drill bit 3 Realign the IsoTransformer s mounting holes with the drilled holes and fasten the unit to the bulkhead with the appropriate mounting hardware 4 Firmly secure all mounting hardware Choosing the Appropriate Wire Type and Gauge Al...

Page 11: ...ation by a circuit breaker on the primary shore sup ply circuit A two pole shore power main circuit breaker is required for the shore power line going into the Iso Transformer This should be rated at 30 amps 120 volts 3000 Ampere Interrupting Capacity AIC and be of the long time delay type A Ground Fault Protector GFP is necessary if a shore grounding conductor is not used Refer to Figure 2 This s...

Page 12: ...gure 5 use a UL Recognized insulated 6 AWG butt connector for the SH shield connection Crimp and tape the connection When wiring as an Isolation Transformer with Primary Ground Fault Protection Figure 6 or as a Polarization Transformer Figure 7 use a UL Recognized ring or captive spade terminal for making the SH shield connection at the GND screw 8 Tighten the cord grip connectors 9 Reinstall the ...

Page 13: ...r I N P U T O U T P U T Figure 6 Typical Wiring as an Isolation Transformer with Primary Ground Fault Protector Method 2 see Figure 2 for Electrical Diagram H1 H2 SH GND X1 INPUT OUTPUT BLACK WHITE GREEN WHITE BLACK Line Neutral Neutral Line WHITE BLACK GREEN WHITE with STRIPE BLACK with STRIPE Shore Grounding GREEN Boat Grounding X2 Wire is fed through the cord grip connector I N P U T O U T P U ...

Page 14: ...than periodic cleaning of the outside cabi net with a dry cloth and inspecting all connections for tightness and corrosion by a qualified service person TROUBLESHOOTING If there is a problem with the IsoTransformer first check that all connections are accurate and secure and retest If all connections are good contact Charles Marine Products for technical assistance WARRANTY CUSTOMER SERVICE Warran...

Page 15: ...e is needed contact Charles Marine Products at 847 806 6300 Customer Service 847 806 6231 FAX For correspondence only mail to Charles Marine Products Charles Center 5600 Apollo Drive Rolling Meadows IL 60008 4049 SPECIFICATIONS The specifications for the IsoTransformer are listed in Table 2 Table 2 IsoTransformer Specifications Feature Specification Input Voltage 120 VAC Input Current 30 Amps Outp...

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