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  2. Finance Committee - Agenda - 4/15/2020 - P251

Finance Committee - Agenda - 4/15/2020 - P251

By dnadmin on Mon, 11/07/2022 - 13:32
Document Date
Fri, 04/10/2020 - 14:58
Meeting Description
Finance Committee
Document Type
Agenda
Meeting Date
Wed, 04/15/2020 - 00:00
Page Number
251
Image URL
https://nashuameetingsstorage.blob.core.windows.net/nm-docs-pages/fin_a__041520…

Request for Proposal Ee: i of

Jackson Mills Date: Feb 25, 2019
a Powering Business Worldwide
Revision: 0.0

The following outlines the testing, startup and training deliverable items:
— Factory Acceptance Written Testing Plan
— Instrument Transformer Testing
— PLC I/O Verification
— HMI Testing
— Relaying & Metering Communication Verification
— OEM & Operations Manuals

3. EQUIPMENT SCOPE OF SUPPLY

Included in the base proposal, and in an effort to optimize the plant floorspace, Eaton
Corporation proposes to integrate the new turbine-generator protection and control system with
the medium voltage switchgear.

3.1 SWITCHGEAR

The proposed switchgear will include all necessary protection and control equipment to safely
operate the unit. The Eaton Metal Enclosed, Medium Voltage, Front Access (MEF) Switchgear
includes:

1 1200 A, Insulated Main Bus, 5kV, 25kAIC

4 Cell, 5kV, 1200 A

1 Eaton VCP-T 1200 A Vacuum Breaker, 25kAIC, 3 Cycle Interrupting

6 ABB Current Transformer, Single Ratio, High Accuracy (Metering/Protection)

Sized to Match Generator Neutral Current Transformer (Differential)

4 ABB Voltage Transformer, 5kV (Metering/Protection/Synchronization)

1 Breaker Trip Coil, 125 VDC

1 Breaker Spring Release (Close) Coil, 125 VDC

1 Breaker Charge Motor, 125 VDC

AIR MOC & TOC Status Switches

A/R Heater & Thermostat Assembly

1 Closed Door Racking Assembly & Breaker Lift Mechanism

3.2 MANUAL USER INTERFACE

The manual user controls requested as part of the specification will be integrated into an
additional section of the MEF Switchgear. The hardwired protection and control circuits include
the following devices:

Speed Relay with Digital Display & Speed Switches (Overspeed)
Eaton PXM Multi-Function Power Meter

Analog Frequency Meter

Analog Voltage Meter

Analog Synchroscope Meter

Emergency Stop Push Button

Governor Raise/Lower Control Switch

Voltage Regulator Raise/Lower Control Switch

Generator Breaker Control Switch

a A A oP) | oS oo

© 2019 Eaton Corporation. This submittal contains material which is Proprietary and Confidential to Eaton Corporation 4 | Pa ge
It may only be used to evaluate and respond to this proposal. Unauthorized use and/or disclosure is strictly prohibited

Page Image
Finance Committee - Agenda - 4/15/2020 - P251

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