ABB 2CSR275051R1324, 2CSR275051R1204, 2CSR275051R1064, 2CSR275051R1104, 2CSR255051R1324 Installation Instructions
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Main Earth
terminal block
Main Neutral
terminal block
FE
(Functional Earth
white cable)
N Line
(Neutral cable)
Remove elastic band before installation
INSTALLATION AND CONNECTION
DSE201 series shall be installed in
accordance with National
Wiring Regulation
DSE201 series is suitable
for installation in consumer
units and distribution boards
1
mounting
DSE201 up to 40A
2
L Line
dismounting
1
Load Phase
Load cable size
Load Neutral
1,5 to 16 mm
2
2
Click!
Click!
DSE201M and
3
Terminal with two slots available:
Terminal size for cables:
2
(DSE201 up to 40A)
25 mm
2
(DSE201M and DSE201 50A)
35 mm
Terminal size for busbars or cables: 10 mm
1
mounting
DSE201 50A
dismounting
2
1
2
2
Blue
window
No
T
indication
T
I∆ > I∆n I > In
Earth fault indicator:
blue window to detect earth fault trips
Height
DSE201 M 115 mm yes (blue window) yes (green/red window)
Earth fault
indicator
Contact position
indicator
If DSE201 series trips there are three possibilities:
1) overload
2) short circuit
3) earth leakage current
In any case, check the installation before resetting
the RCBO.
Testing
every 6 months:
the device must trip
T T
OPEN:
Green
window
Contact position indicator (CPI):
green/red window to identify the real position
of the contacts indipendently on toggle position.
Height
DSE201 up to 40A 100 mm no yes (on toggle)
DSE201 50A 115 mm no yes (green/red window)
CLOSED:
Red
window
Earth fault
indicator
Contact position
indicator
The proper IP safety level should be achieved during
installation by employing appropriate enclosure
meeting IEC 60364 standards.
The RCBO can be cleaned with a damp, soapy cloth.
No corrosive or similar solvent should be used.
Red
window
TEST
T
Green
window
Blue
T
window
OFF
Disconnect L & N
before dielectric test.
If dielectric test is carried
out on the incoming supply
side of the unit, the functional
earth must be disconnected
in order to avoid
measurement errors.
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