Type 2 surge protection unit ESS KIT DDC50S series
remote signalingDC powerwith fault indication

Type 2 surge protection unit - ESS KIT DDC50S series - CITEL - remote signaling / DC power / with fault indication
Type 2 surge protection unit - ESS KIT DDC50S series - CITEL - remote signaling / DC power / with fault indication
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Characteristics

Type
type 2
Applications
remote signaling, DC power
Other characteristics
with fault indication, DC, plug-in
Voltage

1,200 V, 1,500 V

Primary current

20,000 A, 50,000 A, 100,000 A

Description

Product overview
Protection kit for ESS

Type 2 DC surge protector
  • Uc DC: 1200 Vdc
  • In: 20 kA
  • Imax: 50 kA
  • Isccr: 100 000 A (with dedicated external fuse: SFD50S-10-1500DC)
  • Pluggable
  • Remote signaling
  • Comply to prIEC 61643-41 and IEC 61643-11

Disconnector fuse suitable for the DC SPD
  • Max. DC operating voltage: 1500 Vdc
  • Breaking capacity: 100 000 A
  • Comply to IEC 60269-7
  • Values tested according to prIEC 61643-41

Additional information
To ensure maximum protection of the ESS installation, the kit consists of a surge arrester DDC50S-21Y-1200 (1200 Vdc max operating voltage) and a fuse SFD50S-10-1500DC (100,000 A tested and approved) compatible with high short-circuit currents of storage systems and CITEL surge protectors. The kit components are equipped with remote indicators to signal faults and simplify maintenance operations.

Technical characteristics / specifications
  • Reference (commercial designation): ESS KIT DDC50S-21Y-1200
  • Part number: 64146
  • Type 2 DC surge protector: Uc DC = 1200 Vdc; In = 20 kA; Imax = 50 kA; Isccr = 100 000 A (with SFD50S-10-1500DC); Pluggable; Remote signaling; Standards: prIEC 61643-41, IEC 61643-11
  • Disconnector fuse: Max DC operating voltage = 1500 Vdc; Breaking capacity = 100 000 A; Standard: IEC 60269-7; Values tested according to prIEC 61643-41
  • Weight: 2.091 kg

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Exhibitions

Meet this supplier at the following exhibition(s):

Intersolar 2026
Intersolar 2026

23-25 Jun 2026 Munich (Germany) Hall B4 - Stand 111

  • More information
    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.