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Type 2 DC surge protector
DDC50-21Y-800
DC power surge protector
DDC50-21Y-800
Part Number:
828511353
DC power Type 2 SPD
For Energy Storage/EV Charging
In/Imax: 20/50 kA
Pluggable modules
Remote signaling (option)
prIEC 61643-41 compliance
Installation Sheet
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The DDC50 range is type 2 pluggable surge protectors designed for protection to battery storage system. The technology based on high energy varistor equipped with thermal disconnection mechanism offers protection efficiency and and a maximal reliability.
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Electrical Properties
Mechanical Properties
Norms
Deconnector
Schemas
SPD type
2
Nominal DC voltage
Un-dc
650 Vdc
Max. DC operating voltage
Uc
800 Vdc
Residual Current
Ipe
< 0.1 mA
Nominal discharge current
In
20 kA
Max. discharge current
Imax
50 kA
Impulse current by pole
Iimp
4 kA
Protection level +/-
Up
2.5 kV
Protection level +/PE (-/PE)
Up
2.5 kV
Admissible short-circuit current
Isccr
100 000 A
Connection to Network
By screw terminals: 2.5-25mm²
Plugable
Yes
Mounting
Symmetrical rail 35 mm (EN 60715)
Housing material
Thermoplastic UL94 V-0
Operating temperature
Tu
-40/+85°C
Protection rating
IP20
Failsafe mode
Disconnection from DC network
Disconnection indicator
1 mechanical indicator by pole - Red/Green
Spare module(s)
MDDC50-800
Remote signaling of disconnection
option DDC50S-21Y-800: output on changeover contact
Dimensions
See diagram - 3 TE (EN43880)
Weight
0.304 kg
Standards compliance
prIEC 61443-41 - IEC61643-11
Thermal disconnector
Internal
Fuses
50 A min. (Isccr 100 kA) - 125 A max. (Isccr 50 kA) - gBat Fuses
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