Bender RCMA423 User Manual

Table of Contents
3
RCMA423_D00063_03_M_XXEN/03.2021
1. Important information .................................................................................... 5
1.1 How to use this manual ................................................................................. 5
1.2 Technical support: service and support ................................................... 6
1.2.1 First level support ............................................................................................. 6
1.2.2 Repair service ..................................................................................................... 6
1.2.3 Field service ........................................................................................................ 7
1.3 Training courses ................................................................................................ 7
1.4 Delivery conditions .......................................................................................... 7
1.5 Inspection, transport and storage .............................................................. 8
1.6 Warranty and liability ...................................................................................... 8
1.7 Disposal ............................................................................................................... 9
2. Safety instructions ......................................................................................... 10
2.1 General safety instructions ........................................................................ 10
2.2 Work activities on electrical installations ............................................. 10
2.3 Intended use ................................................................................................... 11
3. Function ........................................................................................................... 12
3.1 Device features .............................................................................................. 12
3.2 Function ............................................................................................................ 12
3.2.1 Connection monitoring .............................................................................. 13
3.2.2 Fast response value query ......................................................................... 13
3.2.3 Automatic self test ........................................................................................ 13
3.2.4 Manual self test .............................................................................................. 13
3.2.5 Functional faults ............................................................................................ 14
3.2.6 Setting the number of reload cycles ...................................................... 14
3.2.7 Assigning alarm categories to alarm relays K1/K2 ............................ 14
3.2.8 Time delays t, ton and toff ......................................................................... 14
3.2.9 Residual current monitoring in window discriminator mode ...... 15

Bender RCMA423 Specifications

General

Brand	Bender
Model	RCMA423
Category	Measuring Instruments
Language	English