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Defender IsoBoost 60 SST Installation Instructions & Owner's Manual

Automatic shoreline transformer with soft start technology
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Issue 1 Print 5
IsoBoost t 50 SST
IsoBoost t 60 SST
AUTOMATIC SHORELINE TRANSFORMER
WITH SOFT START TECHNOLOGY
E Charles Industries, Ltd. All rights reserved. Printed in the United States of America.
LT93−ISOBOO−1
INSTALLATION INSTRUCTIONS &
OWNER'S MANUAL

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  • Page 1 Issue 1 Print 5 LT93−ISOBOO−1 IsoBoost t 50 SST INSTALLATION INSTRUCTIONS & IsoBoost t 60 SST OWNER’S MANUAL AUTOMATIC SHORELINE TRANSFORMER WITH SOFT START TECHNOLOGY E Charles Industries, Ltd. All rights reserved. Printed in the United States of America.

  • Page 2: Table Of Contents

    LT93−ISOBOO−1 Issue 1 Print 5 Contents INTRODUCING... ISOBOOST ..............Manual Purpose .

  • Page 3: Introducing

    LT93−ISOBOO−1 Issue 1 Print 5 INTRODUCING... ISOBOOST WITH SOFT START TECHNOLOGY Thank you for purchasing the IsoBoost! Your IsoBoost combines a shoreline isolation transformer with a voltage sensing and switching circuit providing the ability to automatically increase the line voltage on your boat, all in a single unit.

  • Page 4: Warnings

    LT93−ISOBOO−1 Issue 1 Print 5 Warnings DANGER This device is not ignition protected. Avoid serious injury or death from fire or explosion. Do not install in compartment containing gasoline fueled engines or gasoline tanks, or in areas where ignition protected equipment is required. WARNING —...

  • Page 5: Application Precaution

    LT93−ISOBOO−1 Issue 1 Print 5 Application Precaution These units are intended for hard-wired, permanent, on-board applications. Use of attachments not recom- mended or sold by Charles Marine Products may result in risk of fire, electrical shock or personal injury. Damaged Unit Precaution Do not operate the IsoBoost if it has received a sharp blow, been dropped, immersed in water or otherwise dam- aged.
  • Page 6 LT93−ISOBOO−1 Issue 1 Print 5 Isolation Transformer System with Single-Phase 240-Volt Input, 120/240-Volt Single-Phase Output with Boat Grounded Secondary. Shield grounded on shore and metal case grounded on boat. The ungrounded shore current-carrying conductors are connected from the power inlet to the primary winding of the isolation transformer through an overcurrent protection device which simultaneously opens both current carrying conductors.

  • Page 7: Wired As A Polarization Transformer

    LT93−ISOBOO−1 Issue 1 Print 5 Isolation Transformer System with Single-Phase 240-Volt Input, 120/240-Volt Single-Phase Output, Ground Fault Protection and a Grounded Secondary. Shield and Metal Case Grounded on Boat − The ungrounded shore current-carrying conductors are connected from the power inlet to the primary winding of the isolation transformer through a ground fault protection device which simultaneously opens both current-carrying shore conductors.

  • Page 8: Choosing Mounting Location

    LT93−ISOBOO−1 Issue 1 Print 5 Single-Phase 240-Volt Input, 120/240-Volt Output Polarization Transformer System with Shore Grounding (Green) Conductor − The un- grounded shore current-carrying conductors are connected from the power inlet to the primary winding of the polarization transformer through an overcurrent protection device which simultaneously opens both current-carrying shore conductors.

  • Page 9: Choosing Mounting Hardware

    LT93−ISOBOO−1 Issue 1 Print 5 Cord Grip Connectors must be added here IndicatorLights to Allow Wire Entry (see Tables 1 & 2) MANUAL POWER BOOST OVERRIDE VOLTAGE Four 1/2” Holes for Rigging and Hoisting (two on each side) Access to Manual Override Switch and Remote Panel Connecitons Figure 4.

  • Page 10: Choosing The Appropriate Wire Type And Gauge

    LT93−ISOBOO−1 Issue 1 Print 5 Horizontal Mount WARNING − ELECTRICAL SHOCK HAZARD Use care when drilling to avoid contact with any wires or live components. Step Action Carefully lower and position the IsoBoost on the deck in the exact location the unit will be installed. Note: The control panel and wiring enclosures should be visible and accessible.

  • Page 11: Overcurrent Protection

    LT93−ISOBOO−1 Issue 1 Print 5 Table 1. Recommended Cord Grip Connectors and Accessories Description* Cord Type Manufacturer Catalog Sealing Locknut Number Washer Cord Range .472−.787 6/3 Boat Cable Heyco 8443 3263 LN 1-1/4 Cord Range .510−.790 6/3 Boat Cable Remke RD29LR SOR-4 LN 125...
  • Page 12 LT93−ISOBOO−1 Issue 1 Print 5 BLACK INPUT GREEN SHORE GROUNDING BLACK WHITE OUTPUT GREEN BOAT GROUNDING Figure 5. Typical Wiring as an Isolation Transformer − Method 1 (see Figure 1 for Electrical Diagram) BLACK INPUT BLACK WHITE OUTPUT GREEN BOAT GROUNDING Figure 6.
  • Page 13 LT93−ISOBOO−1 Issue 1 Print 5 BLACK INPUT GREEN SHORE GROUNDING BLACK WHITE OUTPUT GREEN BOAT GROUNDING Figure 7. Typical Wiring as a Polarization Transformer − Method 3 (see Figure 3 for Electrical Diagram) BLACK (BROWN) RED (BLUE) INPUT GREEN (GREEN/YELLOW) SHORE GROUNDING BLACK (BROWN) OUTPUT...

  • Page 14: Securing Covers

    LT93−ISOBOO−1 Issue 1 Print 5 Securing Covers After all connections and terminations have been made, the terminal access cover should be re-installed using all hardware supplied. Applying Power Power should only be applied after all connections and terminations have been made and the terminal access cover is secure.

  • Page 15: Operating The Isoboost

    LT93−ISOBOO−1 Issue 1 Print 5 Table 2. Recommended Conduit Fittings (Remote Panel) Description* Cord Type Manufacturer Catalog Sealing Locknut Number Washer Cord Range .125−.375 22-6 Thomas & Betts 2930 5263 Cord Range .310−.560 18-6, 22-6 Thomas & Betts 2931 5263 Cord Range .500−.750 16-6, 18-6 Thomas &...
  • Page 16 LT93−ISOBOO−1 Issue 1 Print 5 Table 3. Operating Status Indication Manual Power Boost IsoBoost Status Override Voltage (red) (green) (yellow) (red) No power. Either the shore power is turned off or the circuit breaker to the unit is off. If the shore power and/or circuit break- er are on refer to the section in this manual on Troubleshooting.

  • Page 17: Thermal Protection

    LT93−ISOBOO−1 Issue 1 Print 5 On “UPPER BOOST” curve, output amperage is 42.5 Amps max Boost light Out of Low Volt light boost starts to Into blink boost Low Volt light on On the “NO BOOST” curve output amperage is 50 Amps max Output turned off voltage...

  • Page 18: Maintaining The Isoboost

    LT93−ISOBOO−1 Issue 1 Print 5 MAINTAINING THE ISOBOOST WARNING − HIGH VOLTAGE To avoid serious injury or death from high voltage electrical shock, disconnect the AC shore power before attempting any maintenance or cleaning. No adjustment or maintenance is required for the IsoBoost other than periodic cleaning of the outside cabinet with a dry cloth and inspecting all connections for tightness and corrosion by a qualified service person.

  • Page 19: Warranty Service And Repair

    LT93−ISOBOO−1 Issue 1 Print 5 Warranty Service and Repair If the unit fails to operate properly after following all the instructions in the manual, or if the IsoBoost requires ser- vice, take the following steps: 1. Contact Charles Marine Products Customer Service and obtain a ”Returned Material Authorization” (RGA) number and a Service Center address 2.

  • Page 20: Specifications

    LT93−ISOBOO−1 Issue 1 Print 5 SPECIFICATIONS The physical specifications of the IsoBoost are listed in Table 5. Table 5. IsoBoost with Softstart Technology Specifications Feature Specification Input Voltage 208/240 VAC Input Current 50 Amps−IsoBoost 50 60 Amps−IsoBoost 60 Output Voltage (nominal) 120/240 VAC Maximum Output Current in Boost Mode 42.5 Amps−IsoBoost 50...

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