Briggs & Stratton 71021, 71020, 71019, 71018 Power Wiring Interconnections, Utility Connnection

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Power Wiring Interconnections

All wiring must be the proper size, properly supported and protected by conduit.

Complete the following connections between the transfer switch, main distribution panel, utility power and generator, as shown in Figures 3 and 4.

WARNING

Low voltage wire cannot be installed in same conduit as power voltage wiring.

•Failure to follow above warning could cause personal injury, damage and/or malfunction of equipment.

1.Ensure utility power is turned OFF. Connect utility feeder conductors to transfer switch terminals marked

“UTILITY CONNNECTION”.

2.Connect utility Neutral conductor to the transfer switch “NEUTRAL” terminal.

3.Connect main breaker panel feeder conductors to transfer switch terminals marked “LOAD

CONNECTION”.

4.Connect main breaker panel Neutral conductor to transfer switch “NEUTRAL” terminal.

5.Connect main breaker panel Ground conductor to the transfer switch “GND” terminal.

NOTE: Assure grounding electrode conductor is connected and bonded per applicable federal, state and local codes, standards and regulations.

6.Connect generator feeder conductors from the generator control panel to transfer switch terminals marked “GENERATOR CONNECTION” Each conductor should pass through hole of current transformer before making connection.

7.Plug in current transformer leads into “CT1” and “CT2” on control module.

	To Utility Meter
	Load
Utility	Connection
Connection
	Supervisory
	Contacts
Generator
Connection
	Neutral
	Terminal
Ground Lug
	Main Breaker Panel
	Neutral
	Bus
CT2	Main
CT2
CT1	Ground Bus
	Ground Bus
	To Generator

Figure 4 - Typical Installation Diagram for Model 071020 and 071021 Transfer Switches

6	BRIGGSandSTRATTON.COM

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Contents Call Transfer Switch Helpline BRIGGSandSTRATTON.COM 100 AMP/200 AMPDate Purchased Where to Find UsTransfer Switch Table of Contents Important Safety Instructions Installer Responsibilities IntroductionFor the Home Owner Owner OrientationInstallation Shipment ContentsUnpacking Mounting GuidelinesAlternate Transfer Switch Mounting Power Wiring Interconnections Utility ConnnectionControls Supervisory Control WiringSystem Setup Testing the Automatic Transfer Switch When Calling the FactoryOperation Automatic SequenceMaintenance SpecificationsUL 1008 Listed Transfer Switch Model Supervisory Contacts RatingTroubleshooting Problem Cause CorrectionSchematic and Wiring Diagram, Models 071018 Schematic and Wiring Diagram, Models 071020 Items Not Illustrated Illustrated Parts List, ModelDescription ENCLOSURE, 22 x 16 x 197355GS CLIP, Latching Wire 192597GS DECAL, Utility 240VAC 196094GS192166GS WASHER, Lock 1/4 190984GS DECAL, Fuse193159GS DECAL, Reinstall Barrier 192151GS 197355GS CLIP, Latching WireASSY, Enclosure 196520GS DECAL, UL Listed197355GS CLIP, Latching Wire 195728GS ASSY, Enclosure 196521GS192879GS INSULATION, Circuit Breaker 196094GS 197294GS DECAL, Contacts Rating WASHER, Lock 1/4 192881GSLimited Warranty Reserved Manual de Instalación Del Operario Fecha de compra Dónde puede encontrarnosConectador Automático Especificaciones MandosMantenimiento Conserve estas instrucciones Instrucciones importantes de seguridadIntroduccion Para el Propietario DomésticoOrientación para el Propietario Responsabilidades del InstaladorInstalacion DesempaquePautas de Montaje Inspección al Momento de la EntregaFigura 2 Montaje de un Conectador Alternativo Interconexiones de Cableado de Energía Configuración del Sistema Cableado de Control de SupervisiónMandos Sistema FuncionamientoPrueba del conectador automático Secuencia AutomáticaMantenimiento EspecificacionesUL 1008 Listó Conectador Modelo Carga máxima/circuitoReparacion de AveriasGarantía Garantía Limitada Reserved Guide dInstallation Et dUtilisation Date d’achat Où nous trouverCommutateur de Transfert Commandes Fonctionnement Mise à lessai du commutateur de transfert automatiqueEntretien CaractéristiquesInstalación FonctionnementCommandes Veuillez conserver ces instructionsDirectives de sécurité importantes SécuritéResponsabilités de lInstallateur IntroductionAu Propriétaire Résidentiel Conseils au PropriétaireConsignes dinstallation Instalación Commandes Vérification de la LivraisonInstalation DéballageIté Interconnexions du câblage dalimentation ItéEtien RantieConfiguration du système Câblage de contrôleCommandes FonctionnementMise à lessai du commutateur de transfert automatique Séquence AutomatiqueEntretien CaractéristiquesUL 1008 Enuméré Commutateur de Transfert Modéle ModèleDepannage Garantie Limitée