Table Des Matières; Use; Range; Installation - LEGRAND IME RDBMRCD24 Mode D'emploi

Type "B" MRCD differential relay

1. USE

The DIN device (230Vac or 24Vdc), coupled to the separate
dedicated toroid (TDB...), measures the direct earth leakage
currents as a type B waveform according to EN / IEC 60947-2
Annex M.
When associated with Bticino switches (see table), these devices
ensure their activation within the limits of the standard.
The most common application fields are:
Frequency converters, medical devices such as X ray or CT scan
machines, lift power supply lines, lab testing equipment, site
production equipment, photovoltaic system inverters, fork lift truck
battery charging stations, mechanical workshops, metalworking
machines.

2. RANGE

Code Articolo Model
RDBMRCD230 Type "B" differential relay
Type "B" differential relay
RDBMRCD24
Codes TDB Models
TDB35 Toroid Ø 35mm
TDB60 Toroid Ø 60mm
TDB120 Toroid Ø 120mm
TDB210 Toroid Ø 210mm

3. INSTALLATION

Fixing and lead plating:
On EN/IEC 60715 symmetrical rail or DIN 35 rail.
Technical data sheet: IDP000262EN_06
100...250Vac/dc
B 24...60Vac/ 24...78Vdc
Updated: 02/09/2020
BTicino
SpA
Viale Borri 231, 21100 Varese - Italia
www.imeitaly.com
Code: RDBMRCD24 - RDBMRCD230
Model: Delta
Contents
1. Use ..................................................................... 1
2. Range ................................................................. 1
3. Installation .......................................................... 1

4. Dimensions......................................................... 1

5. Connections ....................................................... 2
6. Operating data.................................................... 2
7. General features ................................................ 3
8. Conformity and certifications .............................. 6
9. Megatiker compatibility table .............................. 7
Necessary tools:
For fastening the device on the DIN rail: 5.5 mm flat screwdriver
(from 4 to 6 mm)
Operating position:
Vertical, Horizontal, Upside down,
4. DIMENSIONS
Housing:
2 DIN43880 modules
64 mm
41 mm
Pages
On the side
35,8 mm
Created: 06/09/2019
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