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Chroma 3302 User Manual

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Automatic Transformer Test System
3300/3302
Users Manual
Edition
September 2002
P/N A11 000320

Table of Contents

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Chroma 3302 Specifications

General IconGeneral
BrandChroma
Model3302
CategoryTest Equipment
LanguageEnglish

Summary

Specifications

Measurement Functions

Lists measurable parameters: Impedance (|Z|, |Y|), Inductance (L), Capacitance (C), Resistance (R), etc.

Measurement Range

Specifies the operational ranges for parameters like |Z|, R, X, |Y|, C, L, D, Q, θ, DCR, Np/Ns, Vs.

Measurement Accuracy

Details conditions for accuracy specification: warm-up time, OPEN/SHORT corrections, and calibration.

Accuracy

Provides specific accuracy data: within 1 year calibration, temperature, humidity, warm-up, and zero calibration.

Correction Functions

Explains zero open, zero short, and load correction methods for eliminating measurement errors and improving accuracy.

Installation

Power-Line Connection

Instructions for safely connecting the instrument to the power source, ensuring correct voltage and frequency.

Panel Description

Front Panel Description

Explains clear/help, OPT/LOCK, ENTER, RESET, POWER switch, and memory card slot functions for operation.

Rear Panel Description

Explains interface slots: Scan, Handler, Printer, RS-232, and DCA control interfaces and their functions.

System Parameters Setting Description

System Configuration

Details settings: Average Time, Hard Copy, Shift Pos, Parameter Z, Link 1320, and Special TR.

Operation Instruction

Open Test

Step-by-step guide for performing an open circuit test on transformers.

Short Test

Step-by-step instructions for executing a short circuit test on transformers.

Single Transformer Test

Guides the user through setting up and performing a test on a single transformer.

Test Fixture (Scan Box) Operation

Explains scan box operation, connecting test fixtures, and starting automated transformer testing.

LCRZ Parameter Analysis. (3302 only)

Guides entering LCRZ Parameter Analysis mode for transformer component testing and detailed analysis.

Multi-frequency Scan Test (LIST SWEEP) (3302 only)

Details configuring and performing Multi-frequency Scan Tests (LIST SWEEP) for comprehensive analysis.

Application of Interface

Scan Box Front Panel Description

Details controls and indicators on the 3001A scan box front panel: RESULT (GOOD/NO GOOD), START/TRIG, NO-GOOD items, CONTROL.

Scan Box Rear Panel Description

Explains rear panel terminals: TEST CABLE INPUT, SCAN I/F, and POWER CORD (AC 120V) connections.

Transformer Automatic Scan Interface (Scan Box)

Guides input of TRANSFORMER ID, PRIMARY, SECONDARY, AUTO-TEST TIME, and RETEST NUMBER for scan testing.

PRINT(OPTION) Operational Procedure

Handler Interface (Option)

General

Explains how to connect the handler interface and the signal characteristics for external control.

RS-232C Control Interface

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