Bender rcm420 - Default Chapter; Table of Contents

Table of Contents
3
TGH1410en/03.2012
1. Effective use of this manual ........................................................................... 5
1.1 Notes for the user ............................................................................................. 5
1.2 Intended use ...................................................................................................... 5
1.3 Information about factory setting ............................................................. 6
2. Safety information ........................................................................................... 7
2.1 Safety instructions ........................................................................................... 7
2.2 Work activities on electrical installations ................................................ 7
3. Function ............................................................................................................. 9
3.1 Device features ................................................................................................. 9
3.2 Function ............................................................................................................... 9
3.2.1 Connection monitoring .............................................................................. 10
3.2.2 Additional cascaded measuring current transformer ...................... 10
3.2.3 Fast response value query ......................................................................... 10
3.2.4 Automatic self test ........................................................................................ 10
3.2.5 Manual self test .............................................................................................. 10
3.2.6 Functional faults ............................................................................................ 11
3.2.7 Set the number of reload cycles .............................................................. 11
3.2.8 Assigning alarm categories to alarm relays K1/K2 ............................ 11
3.2.9 Time delays t, t
on
and t
off
......................................................................... 11
3.2.10 Starting delay t ............................................................................................... 11
3.2.11 Response delay t
on1/2
.................................................................................. 11
3.2.12 Delay on release toff .................................................................................... 12
3.2.13 Residual current monitoring in window discriminator mode ...... 12
3.2.14 Password protection (on, OFF) ................................................................. 12
3.2.15 Factory setting FAC ...................................................................................... 12
3.2.16 Erasable history memory ............................................................................ 12
3.2.17 External, combined test respectively reset button T/R ................... 12