Utility Relay Company I-AC-PRO-QT Manuals

Manuals and User Guides for Utility Relay Company I-AC-PRO-QT. We have 1 Utility Relay Company I-AC-PRO-QT manual available for free PDF download: Instruction Manual

Utility Relay Company I-AC-PRO-QT Instruction Manual (35 pages)

AC TRIP UNIT, State of the art technology for low voltage circuit breaker retrofitting

Brand: Utility Relay Company | Category: Control Unit | Size: 1 MB

Table of Contents
3
1 Introduction

5
2 UL/ULC Classification

5
3 Trip Unit Power

5
- Current Transformer (CT) Power
  5
- Battery Power
  5
- PT Module Power
  6
- Auxiliary Power
  6
4 External Connections

6
- Breaker Wiring Harness
  6
- Security Key
  6
- AC-PRO Top View
  6
- Push Button "Key
  6
5 AC-PRO Front View

7
- AC-PRO Horizontal Front View
  7
- AC-PRO Vertical Left Front View
  7
  - Character Display
    8
  - Pick-Up LED
    8
  - Self Test LED
    8
  - Display Contrast
    8
  - UP Push Button
    8
  - DOWN Push Button
    8
  - SAVE Push Button
    8
  - REVIEW Push Button
    8
6 QUICK-TRIP System

9
- QUICK-TRIP Basics
  9
- QUICK-TRIP Connections
  9
  - QUICK-TRIP Installation
    10
- QUICK-TRIP Drilling Plan
  10
- Pro-Display Mounting
  10
  - QUICK-TRIP & Pro-Display Operation
    11
7 Commissioning the AC-PRO

11
- Powering-Up the Trip Unit
  11
  - Internal Battery
    11
  - External Power
    11
- Security Key
  11
- CT Rating
  12
- Long Time (LT) Pick-Up Setting
  12
- Long Time (LT) Delay Setting
  12
- Short Time (ST) Pick-Up Setting
  12
- Short-Time (ST) Delay Setting
  12
- Short Time (ST) I T
  12
- Instantaneous (I) Pick-Up Setting
  13
- Ground Fault (GF) Pick-Up Setting
  13
- Ground Fault (GF) Delay Setting
  13
- Ground Fault (GF) I T
  13
- Phase Unbalance (U/B) Pick-Up
  13
- Phase Unbalance (U/B) Delay
  14
- Address
  14
- Reply Delay
  14
- QUICK-TRIP Ground Fault (QT GF)
  14
- QUICK-TRIP Instantaneous (QT I)
  14
- Thermal Memory
  15
- Exit Procedure
  15
8 Changing Settings

16
9 Last Trip Data Recall

17
10 Normal Operation

18
11 Testing

18
- Commission the Trip Unit
  18
- LT Trip Test
  18
- ST Trip Test
  19
- I Trip Test
  19
- GF Trip Test
  19
- QT GF Trip Test
  19
- CT Phasing Test for GF
  19
- Phase a & B, CT Phasing Test
  19
- Phase B & C, CT Phasing Test
  19
  - QT I Trip Test
    20
  - U/B Trip Test
    20
  - Erase Last Trip Data
    20
- U/B Test
  20
12 Secondary Injection Testing

21
13 Ratings

23
14 Warranty

23
15 Time-Current Curves

23
- LT Trip Time
  24
- ST Trip Time
  24
- GF Trip Time
  25
- U/B Trip Time
  25
16 Error Message Summary

25
- Actuator Not Connected
  25
- Memory Error
  25
- Ac-Pro
  25
17 Battery Replacement

26
- Typical Wiring Diagram
  27
- Overload TCC
  29
- U/B & Gf Tcc
  31
- Quick-Trip ® Gf & I Tcc
  33

Utility Relay Company Categories

Control Unit Circuit breakers

More Utility Relay Company Manuals

Utility Relay Company I-AC-PRO-QT Manuals

Utility Relay Company I-AC-PRO-QT Instruction Manual (35 pages)

Table of Contents

1 Introduction

2 UL/ULC Classification

3 Trip Unit Power

4 External Connections

5 AC-PRO Front View

6 QUICK-TRIP System

7 Commissioning the AC-PRO

8 Changing Settings

9 Last Trip Data Recall

10 Normal Operation

11 Testing

12 Secondary Injection Testing

13 Ratings

14 Warranty

15 Time-Current Curves

16 Error Message Summary

17 Battery Replacement

Related Products

Utility Relay Company Categories