---
path: "p/821110244/citel-dac50s31275-ac-surge-protectortype-23phasen"
locale: en-gb
alternates:
    nl-nl: "https://www.estg.eu/nl-nl/p/821110244/citel-dac50s-31-275-ac-overspanningsbeveiligingtype-23-fasen"
    en-gb: "https://www.estg.eu/en-gb/p/821110244/citel-dac50s31275-ac-surge-protectortype-23phasen"
    x-default: "https://www.estg.eu/en-gb/p/821110244/citel-dac50s31275-ac-surge-protectortype-23phasen"
    pl-pl: "https://www.estg.eu/pl-pl/p/821110244/ogranicznik-ac-citel-dac50s31275typ-23fazowyn"
    de-de: "https://www.estg.eu/de-de/p/821110244/citel-dac50s31275-acuberspannungsschutztyp-23phasenn"
    fr-fr: "https://www.estg.eu/fr-fr/p/821110244/parafoudre-ac-citel-dac50s31275type-23phasesn"
    it-it: "https://www.estg.eu/it-it/p/821110244/scaricatore-ac-citel-dac50s31275tipo-23fasin"
    sv-se: "https://www.estg.eu/sv-se/p/821110244/citel-dac50s31275-acoverspanningsskyddtyp-23fasn"

title: "Citel DAC50S-31-275 AC Surge Protector Type 2 3-Phase+N"
description: "Reliable TT-TNS network protection. Citel DAC50S-31-275 Type 2, leakage-free technology, modular design, and 5-year warranty. Buy at ESTG!"

type: product_page

---

# Citel DAC50S-31-275 AC Surge Protector - Type 2 - 3-Phase+N - Art.No.: 821110244

## Specifications

- **Brand**: Citel
- **HS code**: 85363030
- **Manufactor**: Citel
- **Net Height**: 90 MILLIMETER
- **Net Length**: 73 MILLIMETER
- **Net Weight**: 0.364 KILOGRAM
- **Net Width**: 72 MILLIMETER
- **Origin**: France

## Professional sub-distribution protection: Citel DAC50S-31-275


The **Citel DAC50S-31-275** provides high-quality Type 2 surge protection for three-phase TT and TNS power systems. Specifically designed for use in sub-distribution boards, this module utilizes advanced GSG+MOV technology. This ensures the arrester remains entirely free of leakage currents and follow currents, preventing premature aging of the protector and maximizing system uptime.


### Installer key benefits:


- **Advanced GSG+MOV technology:** Operates entirely leakage-free to ground, preventing unnecessary power loss and early component wear.
- **Efficient maintenance:** The two-part modular design allows for quick, tool-free replacement of protection modules.
- **Real-time status monitoring:** Each pole features a mechanical indicator (green/red), and the unit includes a potential-free changeover contact for remote signaling.
- **High short-circuit resilience:** Offers robust protection with short-circuit strength up to 50,000 A.
- **5-Year warranty:** Certified quality backed by long-standing expertise and compliance with international standards.


### Technical specifications:


- **SPD class:** Type 2 (per IEC/EN 61643-11)
- **Configuration:** 3-phase+Neutral (TT-TNS)
- **Max. AC operating voltage (Uc):** 275 Vac
- **Nominal discharge current (In):** 20 kA per pole
- **Max. discharge current (Imax):** 50 kA per pole
- **Protection level (Up L/N):** 1.25 kV
- **Dimensions:** 4 TE width (72 mm)
- **Mounting:** 35 mm symmetrical DIN rail


Ensure a safe and durable electrical infrastructure. Order the Citel DAC50S-31-275 today at ESTG.

## Downloads

- [Citel DAC50S 31 275 Datasheet](https://cdn.estg.eu/p/0/4/d/1/04d199b6ad4c97ce2034cbfca473b53c2a67a7e7_Citel_DAC50S_31_275_Datasheet.pdf)
- [Citel DAC50S 31 275 Installation Manual](https://cdn.estg.eu/p/e/f/5/7/ef57af76d3f57d39d858c90bcbba86b34939a9d9_Citel_DAC50S_31_275_Installation_Manual.pdf)