09
Voltage surge protection devices for energy technology;
surge arresters; lightning arresters; protective spark gap
modules; voltage surge arresters for inserting into busbar
connector panels of a meter panel and for installation
directly on the busbar system; voltage surge arresters for
photovoltaic generator circuits; lightning arresters for
direct, adapter-free installation on the rails of a
switching station; indicating devices displaying the
operating method of surge protection devices connected to
them; photovoltaic voltage surge arresters with
short-circuit device; voltage surge arresters with integral
interference suppression filter; voltage surge arresters for
installation directly in protected contact sockets; surge
arresters, conductors and conducting materials for earthing
and lightning protection installations, switches, electric,
overriding kits, components for foundation earthing and
potential equalisation, profile earthing rods, deep-driven
earthing rods, earthing pipes and earthing rods, voltage
surge protectors, horn dischargers, spark gaps, surge
counters, earth testers and earth measurement cases, safety
devices for working on electrical installations, in
particular switch rods, earthing and short-circuiting
devices for indoor installations and outdoor installations;
earthing devices for railway systems; earth rods; earthing
and short-circuiting device for low-voltage cables and cable
distributors and discharge bars; voltage detectors
42
Engineering consultancy services; technological consultation
services; consultancy relating to the use and application of
voltage surge protectors; research and development for
others with regard to new products; surveying; material
testing; quality control; industrial design; services
provided by a high-voltage testing laboratory and a test
laboratory for testing lightning protection equipment,
lightning protection components and voltage surge arresters
by simulating lightning currents or lightning impulse
currents
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