Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Megger Manuals
Test Equipment
TTR330A
Instruction manual
Megger TTR330A Instruction Manual
Transformer ratio test set
Hide thumbs
1
2
3
4
Table Of Contents
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
page
of
66
Go
/
66
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
TTR300 Transformer Test Set
TTR330A Transformer Test Set
Upon Receipt of Product
1 Product Overview 300/330A
Top Panel Controls
Figure 1-1: TTR300 Front Panel
Figure 1-2: TTR330A Front Panel
Figure 1-3: TTR330A Industrial Controller with Display
TTR330A Top Panel Facilities
2 Safety
Safety Is the Responsibility of the User
General Safety Precautions
Input Power Precautions
3 Specifications
Electrical
Input Power
Protective Devices
Output Test Voltage and Current
Test Frequency
Loading of Test Transformer
Measuring Ranges
Accuracy
Measurement Method
Transformer Winding Phase Relationship
Measuring Time
Display
Memory Storage
Communication Interface
Safety/Emc/Vibration
Physical Data
Environmental Conditions
4 Software Installation
Powerdb Lite Setup & Installation (PC Control Only)
Software Installation (PC Portion Only)
5 General Testing Procedures
Site Preparation
Making Circuit Connections
Operating the TTR300/330A
6 THREE-PHASE Transformer RATIO TESTING
Procedure
Figure 6-1: TTR Display on Startup (TTR330A)
Figure 6-2: TTR300/330A Using PC Software
Figure 6-3 Form Selection Table
Test Form Controls - General
Figure 6-4: Header Input
Figure 6-5: Nameplate MINIMUM Input
Figure 6-6: Nameplate Input
Transformer Test Conditions
Instrument Settings Button
Figure 6-7: Transformer Test Conditions
Figure 6-8: Instrument Setup Screen - Test Settings
Figure 6-9: Settings Screen - Form Test Sections for Form Display
Ratio Testing Methods
7 Ratio Transformer Testing Applications
Single-Phase, Two-Winding Transformers -Including Typical Pole Type Transformers with Dual Secondary's
Figure 7-1 Setup for Testing Single-Phase Transformer
Figure 7-2 Setup for Testing Single-Phase Autotransformer
Figure 7-3 Setup for Testing Single-Phase, Type a (Straight Design) Step Voltage Regulator
Figure 7-4 Setup for Testing Single-Phase, Type B (Inverted Design) Step Voltage Regulator
Figure 7-5 Connections to a Pole Type Transformer with 2 Secondary Windings
Three-Phase, Two-Winding Transformers
Figure 7-6 Typical Connection to a 2 Winding Ynyn or Zigzag-8 Terminal Transformer
Figure 7-7 Typical Connection to a Delta Delta or Yy (no Neutral) 6 Terminal Transformer
Three-Phase, Three-Winding Transformers
Current Transformers (Cts)
Unmounted Cts
Figure 7-8 Setup for Testing Unmounted Current Transformer
Figure 7-9 Setup for Testing Taps on Multiple Tap CT
Bushing Current Transformer (BCT) Mounted on Single-Phase, Two-Winding Transformer
Figure 7-10 Setup for Testing BCT Mounted on Single-Phase Two-Winding Transformer
Bushing Current Transformer (BCT) Mounted on Three-Phase Transformers
Figure 7-11 Setup for Testing BCT Mounted on Delta Winding on a Three-Phase Power Transformer
Figure 7-12 Setup for Testing BCT Mounted on Wye Winding of a Three-Phase Transformer
8 Save/Retrieve Results
9 TTR300 - Self Check
Reason for Possible Inaccuracy in 1:1 Self Test
Troubleshooting
10 Ordering Information / Spare Parts
11 Service
Maintenance
Fuse Replacement
Calibration
Repairs
Advertisement
Quick Links
Download this manual
TTR300_330A-UG-EN-V01
March 2018
Instruction Manual
for
Transformer
Ratio Test Set
TTR300
TTR330A
Catalog Number TTR300
Catalog Number TTR330A
Read this entire manual before operating.
M
Valley Forge Corporate Center
2621 Van Buren Avenue
Norristown, PA 19403-2329
U.S.A.
610-676-8500
www.megger.com
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Table of Contents
Need help?
Do you have a question about the TTR330A and is the answer not in the manual?
Ask a question
Questions and answers
Subscribe to Our Youtube Channel
Related Manuals for Megger TTR330A
Test Equipment Megger TTR20 Instruction Manual
Transformer turn ratio test set (60 pages)
Test Equipment Megger TTR25 Instruction Manual
Hand-held transformer turns ratio tester (78 pages)
Test Equipment Megger TTR320 Series Instruction Manual
Three-phase turn ratio test set (68 pages)
Test Equipment Megger AVTMTTR100 Instruction Manual
Single-phase handheld ttr transformer turn ratio test set (100 pages)
Test Equipment Megger TTR100-1 Instruction Manual
Single-phase handheld ttr transformer turn ratio test set (100 pages)
Test Equipment Megger TTR 550503 Instruction Manual
Transformer turn ratio test set (20 pages)
Test Equipment Megger TTR310 Instruction Manual
Transformer turn ratio test set (130 pages)
Test Equipment Megger TTR300 Instruction Manual
Transformer ratio test set (66 pages)
Test Equipment Megger TTR PC Quick Start Manual
(8 pages)
Test Equipment Megger TDS60 Operating Instructions Manual
Test and diagnosis system (71 pages)
Test Equipment Megger TPT320 User Manual
Two pole voltage tester (83 pages)
Test Equipment Megger TDR2000/3 Quick Start Manual
(8 pages)
Test Equipment Megger TDR2000/3 Quick Start Manual
(8 pages)
Test Equipment Megger TRS1 User Manual
Transformer ratio standard (12 pages)
Test Equipment Megger TRAX User Manual
Transformer and substation test system (48 pages)
Test Equipment Megger SMART THUMP 25-30 User Manual
Portable / vehicle mounted fault locating system (69 pages)
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the TTR330A and is the answer not in the manual?
Questions and answers