Siemens Surge arrester T1/T2 UC 1050V DC Imax 40kA Short-circuit strength

Delivered between 12.3.2026 and 26.3.2026
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Product details

Surge arrester T1/T2, UC 1050V DC, Imax 40kA, short-circuit strength 80A, 2+V circuit, for isolated and grounded PV systems. Surge protection devices to protect against surges in electrical installations. The surge protection devices from Siemens, as an important component of the SENTRON protection components for electrical installations, provide effective protection against lightning and surges caused by atmospheric influences or switching operations. Convenient mounting and connection technology, as well as a consistent design, are the hallmarks of this device family. Whether for infrastructure or industrial requirements, Siemens offers surge protection devices for all applications and every area of use. Siemens surge protection devices are characterized primarily by: 1. Effective investment and plant protection against lightning and surges. 2. The right lightning and surge protection for every application (Type 1 to 3). 3. Remote signaling contact for external upload of status indicators.

Key specifications

Test class
Type 2
Surge protection type
Surge arrester
Mounting type
Top-hat rail
Number of conductors
2x
Item number
13050728

General information

Manufacturer
Siemens
Category
Surge protection
Manufacturer no.
5SD74836
Release date
7.4.2020

Material

Material group
Plastic

Surge protection properties

Surge protection type
Surge arrester
Number of conductors
2x
Lightning impulse current
40 kA
Rated leakage surge current
40 kA
Nominal voltage
1000 V
Mounting type
Top-hat rail
Test class
Type 2
Protection type (IP code)
IP20

Origin

Country of origin
Germany

Sustainability

Manufacturer commitment
RE100SBTi

Voluntary climate contribution

Manufacturer compensation
According to RE100, the manufacturer Siemens fully compensates for its energy consumption, leading to a reduction in emissions.
CO₂-Emission
Climate contribution

Product dimensions

Length
0.07 m
Width
0.05 m
Height
0.09 m

30-day right of return
24 Months Warranty (Bring-in)

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