Selected product

Dead-tank circuit breaker Siemens PTD High Voltage
72 kV - 245 kV

Main features at a glance:

Reliable opening and closing
Proven contact and arc-quenching system
Consistent quenching performance with rated and short-circuit currents
even after many switching operations
Similar uncomplicated design for all voltages

High-performance, reliable operating mechanisms
Easy-to-actuate spring operatingmechanisms
Hydraulic operating mechanisms with on-line monitoring

Economy
Perfect finish
Simplified, quick installation process
Long maintenance intervals
High number of operating cycles
Long service life

Individual service
Close proximity to the customer
Order specific documentation
Solutions tailored to specific problems
After-sales service available promptly worldwide

The right qualifications
Expertise in all power supply matters
30 years of experience with SF6-insulated circuit breakers
A quality system certified to ISO 9001, covering development, manufacture, sales, installation and after-sales service
Test laboratories accredited to EN 45001 and PEHLA/STL