DC disconnect switch 1500 Vdc

The Telergon S5/S7 DC disconnect switch is a high-performance DC disconnect switch with a rated voltage of 1500Vdc. It is modular in type and specification, and has a current range of 160A to 3150A. The Telergon S5/S7 DC disconnect switch uses self-extinguishing materials and oxidation-resistant contacts, making it suitable for applications such as energy storage systems and the optoelectronic industry.

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DC disconnect switch 1500Vdc

Product Positioning

The Telergon S5/S7 DC disconnect switches are high-performance DC switch-disconnectors rated at 1500 Vdc. They are modular in design and can be flexibly applied in energy storage systems, optoelectronic industries, and industrial DC power supply equipment. The Telergon S5/S7 DC disconnect switches cover a current range from 160A to 3150A and offer 1P and 2P pole options.

Product Introduction and Features

1500 Vdc high-performance isolation

Rated voltage up to 1500 Vdc, with high-performance DC disconnect switch class.

Modularization of type specifications

Its modular design allows for flexible application in various installation environments.

High-safety self-extinguishing material

It adopts high-safety self-extinguishing materials and special anti-oxidation contacts to improve safety and stability in use.

Silver alloy self-cleaning contacts

The contacts have a self-cleaning function and are coated with silver alloy, which effectively extends their service life.

Jumping arc extinguishing mechanism

The skip mechanism provides rapid and independent switching on and off to deliver high power to the contacts for arc suppression.

Complete range of accessories

With a full range of accessories, installation time and subsequent maintenance costs are effectively reduced.

Ergonomic safety handle

The ergonomic handlebars offer excellent torque balance and can be fitted with up to three safety locks.

Product Advantages

Maximize electrical performance

High-level security

Suitable for extreme environments

Multifunctional operation and compact design

Longer service life

Easy to install

Application Industry

Energy storage system utility low-voltage panels (feeder columns, main distribution and secondary main distribution panels), photovoltaic industry generator sets OEM equipment, UPS bypass systems, industrial DC power supply equipment (combiner boxes and frequency converters).

Rated current	Series/Model	handle	External handle	Connecting accessories
160～500A (IEC)	S7-0***2PS0	DS-SI11	DS-SA11	—
250～500A (UL)	S7-0***2PS00L	DS-SI11	DS-SA11	—
630A (2 Pole)	S6-06302LS0P38	DS-LI21T	DS-LA24T	*
800A (2 Pole)	S6-08002LD0P38	DS-LI21T	DS-LA24T	*
1000A (1 Pole)	S5-04004ZC0P38	DS-SI11T	DS-SA14T	DS-PI1H
1600A (1 Pole)	S5-08004ZC0P38	DS-LI31T	DS-LA33T	DS-PI3Lx2
2200A (2 Pole)	S5-12504ZC0P38	DS-LI31T	DS-LA33T	DS-PI3H
2500A (2 Pole)	S5-16004ZS0P38	DS-LI41T	DS-LA43T	DS-PI4Kx2
3150A (2 Pole)	S5-18004ZS0P38	DS-LI41T	DS-LA43T	DS-PI4Kx2

Specifications	Detailed data and specifications
Product Name	Telergon S5/S7 series DC switch-disconnectors
brand	Telergon
Rated voltage	1500 Vdc
Rated current range	160A - 3150A
Extreme number	1P, 2P
Contact material	Silver alloy plating, self-cleaning contacts
Switching mechanism	Jump-type rapid arc extinguishing mechanism
Safety lock design	Ergonomic handlebars with up to three safety locks
Applicable industries	Energy storage systems, low-voltage power supply panels for utilities, optoelectronics industry, generator sets, OEM, UPS bypass, industrial DC power supply equipment (combiner boxes and frequency converters)

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