Multilin PROTECT 4A-240 Manuals

Manuals and User Guides for Multilin PROTECT 4A-240. We have 1 Multilin PROTECT 4A-240 manual available for free PDF download: Instruction Manual

Multilin PROTECT 4A-240 Instruction Manual

Multilin PROTECT 4A-240 Instruction Manual (51 pages)

MOTOR PROTECTION RELAY

Brand: Multilin | Category: Relays | Size: 1 MB

Table of Contents

Table of Contents
3
1 Introduction

4
- Motor Protection Requirements
  4
- Protect 4A Features
  6
- Typical Applications
  7
- Order Code
  8
- Technical Specifications
  9
2 Installation

10
- Physical Dimensions
  10
- Mounting
  12
- External Wiring
  13
- Control Power
  14
- Trip Contacts
  15
- Thermistor Input
  15
- Programmable Controller Output
  17
- Tamper Proof Cover
  17
- Field Options - Auto Reset
  18
- Mechanical Jam
  19
- Ground Fault Indication Only
  19
- Single Phase Defeat
  20
- Factory Service
  20
- Environment
  20
3 Setup and Use

22
- Control and Indicators
  22
- Full Load Control
  23
- Stall Time Control
  26
- Ground Fault (Earth Leakage) Level Control
  27
- Ground Fault (Earth Leakage) Time Delay Control
  28
- Single Phase Detection
  29
- Thermistor Trip Detection
  30
- Reset/Test Button
  31
- Motor Amps Output
  32
- Fault Diagnosis
  33
4 Relay Testing

34
- Commissioning Tests
  34
- Overloads
  36
- Single Phasing
  37
- Ground Fault/Earth Leakage
  38
- Thermistor
  40
- Ma Output
  41
- Routine Maintenance Verification
  42
- Problem Troubleshooting
  43
5 Theory of Operation

45
- Hardware
  45
- Firmware
  48

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