Eaton NOVA 15i - User Manual

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NOVA® 15i, NOVA 27i, and NOVA 38i; Three-phase
microprocessor-controlled; installation and operation
instructions (S280-43-1)
Instructional Literature IL0104001E
Effective January 2017
Ratings and specifications
Check recloser ratings prior to installation. . .
Dimensions
NOVA i mechanism interface
Control-powered interface . . . . . . . . . . . . . . .
Installation procedure
Moving the recloser . . . . . . . . . . . . . . . . . . .
Lifting the recloser . . . . . . . . . . . . . . . . . . . .
Remove recloser from service . . . . . . . . . . .
Grounding the nova i recloser . . . . . . . . . .
Operation
Electrical operation . . . . . . . . . . . . . . . . . . . .
Open/close contact position indicator . . . . .
Hotstick operation (manual open, electrical
close) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Internal voltage sensing option
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . .
Form 6/FXD control settings . . . . . . . . . . . . .
Accessories
Auxiliary switch . . . . . . . . . . . . . . . . . . . . . . .
Terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pole-mounting hanger . . . . . . . . . . . . . . . . . .
Arrester-mounting brackets . . . . . . . . . . . . . .
Substation-mounting frame . . . . . . . . . . . . . .
Service information
Service requirements . . . . . . . . . . . . . . . . . .
Frequency of inspection. . . . . . . . . . . . . . . . .
Testing operation . . . . . . . . . . . . . . . . . . . . . .
High-potential withstand testing . . . . . . . . . .
Inspection of nova i module . . . . . . . . . . . . .
Troubleshooting
Unit will not close . . . . . . . . . . . . . . . . . . . . .
Unit will not open electrically . . . . . . . . . . . .
Figure 1.
NOVA
®
i Three-phase, microprocessor-controlled recloser.
(shown with four-hole, flat-pad terminal accessory.)
Safety information
Hazard statement definitions . . . . . . . . . . . . .
Safety instructions . . . . . . . . . . . . . . . . . . . . .
Product information
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . .
Read this manual first . . . . . . . . . . . . . . . . .
Additional information . . . . . . . . . . . . . . . . . .
Acceptance and initial inspection . . . . . . . . .
Handling and storage . . . . . . . . . . . . . . . . . . .
Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Description of operation . . . . . . . . . . . . . . . .
Contents
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Summary

Safety information

Hazard statement definitions

Defines DANGER, WARNING, CAUTION statements used in the manual.

Product information

Introduction

Provides an overview of the manual and its purpose for the NOVA i recloser.

Read this manual first

Emphasizes reading and understanding the manual and safety practices before use.

Additional information

States manual limitations and how to obtain further details from the manufacturer.

Acceptance and initial inspection

Instructions for inspecting the recloser upon receipt for shipping damage.

Handling and storage

Guidance on careful handling and storage to prevent potential damage to the recloser.

Standards

Lists the industry standards the NOVA i reclosers are designed and tested in accordance with.

Description of operation

Explains the NOVA i recloser's design, key components, and operating temperature range.

Ratings and specifications

Check recloser ratings prior to installation

Advises verifying nameplate ratings against system characteristics before installation.

Dimensions

NOVA i Three-phase recloser dimensions

Provides dimensional data for the NOVA i recloser with various terminal options.

Creepage distances

Details creepage distances for different NOVA i recloser models and voltage ratings.

NOVA i mechanism interface figure

Control-powered interface

Details the electrical interface and components for the control-powered NOVA i recloser.

Installation procedure

Check the nameplate ratings

Verifies recloser ratings and settings against the planned installation requirements.

Perform high-potential withstand tests

Recommends performing high-potential withstand tests before recloser installation.

Install the recloser (including moving and lifting)

Details general installation, moving, and lifting procedures for the recloser.

Ground the recloser

Outlines the procedure for safely grounding the recloser mechanism housing.

Install the control

Instructions for installing the recloser control and connecting associated cables.

Make high-voltage line connections

Guidance on safely connecting high-voltage lines to the recloser bushings.

Provide surge arrester protection

Recommends installing surge arrester protection on both sides of the recloser.

Grounding with a local supply voltage transformer

Details grounding methods for a local supply transformer setup.

Grounding with a remote supply voltage transformer

Details grounding methods for a remote supply transformer setup.

Grounding on a 3-wire uni-grounded system

Details grounding procedures for 3-wire uni-grounded systems.

Operation

Electrical operation

Explains how the recloser uses its interface circuit for opening and closing.

OPEN;CLOSE contact position indicator

Describes the visual indicator for the recloser's contact status.

Hotstick operation (manual open, electrical close)

Details manual opening and electrical closing procedures using a hotstick.

Internal voltage sensing option

Internal voltage sensor in source side busing

Explains the internal voltage sensor for source-side measurements and accuracy.

Integrated voltage sensor in load side bushing

Describes integrated voltage sensors for load-side measurements and accuracy.

Installation

Provides installation guidance for the internal voltage sensing option.

Form 6;FXD control settings

System Configuration

Details how to program the Form 6/FXD control with PT ratio and phase angle settings.

Accessories

Auxiliary switch

Describes the three-stage auxiliary switch and its contact configurations.

Terminals

Discusses available terminal options and recommendations for electrical connections.

Pole-mounting hanger

Details the pole-mounting hanger accessory for recloser installation.

Arrester-mounting brackets

Describes arrester-mounting brackets for attaching lightning arresters.

Substation-mounting frame

Provides dimensional information for the substation-mounting frame accessory.

Service information

Service requirements

Outlines the recloser's designed life and the need for routine inspection.

Frequency of inspection

Advises determining inspection intervals based on actual operating experience.

Testing operation

Details procedures for testing electrical and manual open/close operations of the recloser.

High-potential withstand testing

Withstand test results

Explains how to interpret the results of high-potential withstand tests.

Inspection of nova i module

Procedure for inspecting the NOVA i module after external flashover for damage.

Troubleshooting

Unit will not close

Lists troubleshooting steps for when the recloser fails to close electrically.

Unit will not open electrically

Lists troubleshooting steps for when the recloser fails to open electrically.

Eaton NOVA 15i Specifications

General

Apparent Power	1500 VA
Real Power	900 W
Topology	Line Interactive
Communication	USB
Form Factor	Tower
Type	UPS
Frequency	50/60 Hz
Output Voltage	230 V
Input Voltage	230 V
Battery Type	Sealed Lead-Acid (SLA)
Efficiency	95%
Operating Temperature	0°C to 40°C
Operating Humidity	0-95% relative humidity, non-condensing