Bender RCMS460 User Manual

Data
88
RCMS460-490_D00067_03_M_XXEN/12.2017
Measuring range RCMS…-D4/-L4 (channels 9…12 only)............................................................100 mA…125 A
Rated residual operating current I
Δn2
(alarm) .........................................................................10 mA…10 A (type B)
......................................................................................................................................................6 mA…20 A (type A)
.....................................................................................................................................................(100 mA overcurrent)*
Rated residual operating current I
Δn2
(alarm) for RCMS…-D4/-L4 (channels 9…12 only)
............................................................................................................................ 100 mA…125 A (16 A overcurrent)*
Rated residual operating current I
Δn1
(prewarning) ........................................................................10…100 % x I
Δn2
.......................................................................................................................................................... min. 5 mA (50 %)*
Digital input....................................................................................................................................................1: < 100 Ω
........................................................................................................................................................................0: > 250 Ω
Preset for alarm........................................................................................................................... I
Δ
x factor 1…99 (3)*
................................................................................................................................................Offset 0…20 A (30 mA)*
Preset for digital input ........................................................................................................................................0/1 (1)*
Relative uncertainty RCMS…-D/-L ........................................................................................................0…-20 %**
Relative uncertainty RCMS…-D4/-L4 (channels 9…12 only) ......................................................+10…-20 %**
Hysteresis ...........................................................................................................................................2…40% (20 %)*
Factor for additional CT ......................................................................................................../1…10; x 1…250 (x 1)*
Number of measuring channels (per device/system) ..................................................................................... 12/1080
Time response
Start-up delay t
(start-up)
per device .....................................................................................................0…99 s (0 ms)*
Response delay t
on
per channel ....................................................................................................0…999 s (200 ms)*
Delay on release t
off
per channel...................................................................................................0…999 s (200 ms)*
Operating time t
ae
at I
Δn
= 1 x I
Δn1/2
............................................................................................................ ≤ 180 ms
Operating time t
ae
at I
Δn
= 5 x I
Δn1/2
...............................................................................................................≤ 30 ms
Response time t
an
for residual current measurement .......................................................................t
an
= t
ae
+ t
on1/2
Operating time t
ae
digital inputs......................................................................................................................... ≤ 3.5 s
Scanning time for all measuring channels (residual current measurement)............................................... ≤ 180 ms
Recovery time t
b
....................................................................................................................................... 500…600 ms
Displays, memory
Measured value display range RCMS…-D / -L..........................................................................0…30 A (CT Type A)
........................................................................................................................................................0…20 A (CT type B)
Display range, measured value RCMS…-D4/-L4 (channels 9…12)..................................... 0…125 A (CT type A)
Error of indication................................................................................................................................................ ± 10 %
LEDs..................................................................................................................................ON/ALARM (RCMS…-D…)

Bender RCMS460 Specifications

General

Brand	Bender
Model	RCMS460
Category	Monitor
Language	English