AL-1876-8204A.pdf

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Attached to
Storage Ring (SR) Direct Current Transducers (DCCT) Modules
Solicitation number
MG-05212026
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About this file

This document is an Acceptance Criteria List (ACL) for the DCCT (Direct Current Current Transformer) Module component of the Advanced Light Source Upgrade (ALS-U) Project at Lawrence Berkeley National Laboratory.

The ACL establishes quality assurance requirements for the unpackaged DCCT Module, designated as Category Code LS189505 with document number AL-1876-8204, Revision A, released March 3, 2026. The document specifies a "High" level of care for this component and identifies seven acceptance criteria that must be verified during acceptance testing. The acceptance criteria include: (1) design document compliance verification through review of the DCCT Module Technical Note AL-1752-7584; (2) visual inspection to confirm no damage affecting chassis functionality; (3) power supply initialization verifying the FLT12 status signal reads above 14.3 VDC; (4) positive current fault test with output set to +1A DC; (5) negative current fault test with output set to -1A DC; (6) signal generator and waveform verification confirming sine wave output at 20±2 Vpp and 10±1 Hz; and (7) verification of CH1 and CH2 sine wave signals at 0.52±.02Vpp with a 180°±0.1° phase shift. All verification procedures are documented in reference document AL-1876-8207, the SR DCCT-Module Acceptance Test Procedure. The PS (Power Supply) subsystem is identified as the verifying entity responsible for confirming compliance with each criterion through testing and documentation.

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Text version

Advanced Light Source Upgrade Project Lawrence Berkeley National Laboratory

Latest version of this document can be found in the LBNL Document Control Center.

A hardcopy of this document is for reference ONLY.

ALS-U SR DCCT-Module ACL

Release Date: Mar 3 2026 10:49:10 AM PST

Document Number: AL-1876-8204 Revision: A

Document Status: Released

Document Type: ACCEPTANCE CRITERIA LIST (ACL)

Category Code: LS189505

DCCT unpackaged

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Downloaded by: Martha Gamarano Grausz at May 19, 2026 10:03:42

AL-1876-8204 Rev. A Doc. Status: Released Page 2 of 6

TABLE OF CONTENTS

Revision History

Approvals

Abbreviations and Acronyms

Authorizing Document

Reference

Acceptance Criteria Listing Form ci al ly R el ea se d

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AL-1876-8204 Rev. A Doc. Status: Released Page 3 of 6

REVISION HISTORY

Rev. CM Number Description of Change A Baseline

APPROVALS

The following individual(s) shall approve this document:

Approver Project Role Approver Name Project Role (ex. Project Manager) Alessandro Ratti Accelerator Electrical Eng. Systems Lead Alessandro Morato ALS-U PS CAM/Tech Lead Danny Padrazo BNL Technical Representative William Waldron Accel. Electr. Eng. Systems Tech Deputy Jiani Niu ALS-U QA Manager Elliot Newman ALS-U Lead Systems Engineer Windchill Approved / Concurred By

ABBREVIATIONS AND ACRONYMS

ALS Advanced Light Source ALS-U Advanced Light Source Upgrade LBNL Lawrence Berkeley National Laboratory QA Quality Assurance

AUTHORIZING DOCUMENT

LBNL QA Plan PUB 3111

LBNL ALS-U Quality Assurance Plan, AL-1024-3173

REFERENCE

AL-1876-8207, SR DCCT-Module Acceptance Test Procedure ci al ly R el ea se d

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ACCEPTANCE CRITERIA LISTING FORM

Level of Care : ☐ Very High ☒ High ☐ Medium ☐ Low

Prepared by: Group:

Email: Location:

Phone: Date:

Part Name: Quantity:

Part Number: S/N (if applicable)

NCR Reviewers

Additional Remarks:

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AL-1876-8204 Rev. A Doc. Status: Released Page 5 of 6

Develop at design phase Fill out after acceptance work

NO. REQ ID Acceptance Criteria Description Supporting

Procedure ID

Verifying

Entity

NCR ID

(if any) Actual Value

Verification

Outcome

Verification

Report/Traveler

0.

260-274

(datasheet verification)

Acceptance criteria compliance through design document review

(Type Verification)

DCCT Module

Technical

Note:

AL-1752-7584

PS

subsystem

PASS ☐

FAIL ☐

INITIALS

DATE

1. N/A

Visual Inspection

Visually inspect the DCCCT Module.

Verify that there is no damage affecting the chassis functionality.

“Visual

Inspection” in

AL-1876-8207

2. N/A

Power Supply Initialization

Verify that the FLT12 status signal reads above 14.3 VDC when DCCT Module is powered by Lab PS

“Power

Supply

Initialization” in AL-1876-

3.

Positive Current Fault Test

With the Kepco Power Supply output set to +1A DC, slowly lower the −15 V output on the Lab PS and verify that the

FLT12 status signal on the DMM drops below 1 VDC.

“Positive

Current Fault

Test” in AL-

1876-8207

4. N/A

Negative Current Fault Test

With the Kepco Power Supply output set to -1A DC, slowly lower the −15 V output on the Lab PS and verify that the

FLT12 status signal on the DMM drops below 1 VDC.

“Negative

Current Fault

Test” in AL-

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AL-1876-8204 Rev. A Doc. Status: Released Page 6 of 6

Develop at design phase Fill out after acceptance work

5. N/A

Signal Generator and Waveform

Verification

With the Signal Generator controlling the Kepco Power Supply with a ±10V

10Hz sin wave:

Verify Ch3 of Oscilloscope sees a sin wave at 20±2 Vpp, 10±1 Hz

“Signal

Generator and

Waveform

Verification” in AL-1876-

6.

Verify:

CH1 and CH2 display sine wave signals with 0.52±.02Vpp

“Signal

Generator and

Waveform

Verification” in AL-1876-

7.

Verify:

CH2 and CH1 have a phase shift of 180°

± 0.1°

“Signal

Generator and

Waveform

Verification” in AL-1876-ci al ly R el ea se d

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