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LINETRAXX RCM420
Bender LINETRAXX RCM420 User Manual
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Manual EN
LINETRAXX® RCM420
Residual current monitor
for AC current monitoring in TN and TT systems
RCM420_D00057_06_M_XXEN/12.2023
2
Table of Contents
Table of Contents
3
General Information
5
How to Use the Manual
5
Indication of Important Instructions and Information
5
Signs and Symbols
5
Service and Support
5
Training Courses and Seminars
6
Delivery Conditions
6
Inspection, Transport and Storage
6
Warranty and Liability
6
Disposal of Bender Devices
7
Safety
7
Function
8
Intended Use
8
Device Features
8
Connection Monitoring
9
Fast Response Value Query
9
Automatic Self Test
9
Manual Self Test
9
Functional Faults
9
Set the Number of Reload Cycles
9
Assigning Alarm Categories to Alarm Relays K1/K2
9
Time Delays T, T on and T off
9
Residual Current Monitoring in Window Discriminator Mode
10
Password Protection (On, OFF)
10
2.3.11 Factory Setting FAC
10
2.3.12 Erasable History Memory
10
2.3.13 External, Combined Test/Reset Button T/R
10
2.3.14 Fault Memory
10
2.3.15 Additional Cascaded Measuring Current Transformer
10
Installation, Connection and Commissioning
11
Wiring
11
Commissioning
13
Operation and Setting
14
Display Elements in Use
14
Function of the Operating Elements
15
Menu Structure
15
Display in Standard Mode
17
Display in Menu Mode
17
Parameter Settings
19
Response Value Setting for Overcurrent
19
Fault Memory
20
Alarm Relays
20
Alarm Categories
21
Set the Time Delays
22
Changeover: Overcurrent/Undercurrent/Window Mode
23
Cascaded Current Transformer
24
Password Protection
24
Factory Settings
25
Device Information Query
26
History Memory Query
26
Technical Data
27
Factory Settings
27
Error Codes
27
Tabular Data
27
Standards, Approvals and Certifications
32
Ordering Information
32
Document Revision History
33
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Bender LINETRAXX RCM420 Specifications
General
Brand
Bender
Model
LINETRAXX RCM420
Category
Measuring Instruments
Language
English
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