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This standard deals with the use of class I, II and III surge pro- Part 10 includes requirements for the erection, extension,
tective devices in low-voltage consumer’s installations for the modi fication and operation of telecommunication systems.
protection against indirect contact. Section 6.3 calls for surge protection measures.

IEC 60364-5-54:2011 (HD 60364-5-54:2011) EN 50310:2010
Low-voltage electrical installations Application of equipotential bonding and earthing in buildings
Part 5-54: Selection and erection of electrical equipment – with information technology equipment
Earthing arrangements and protective conductors
This standard includes provisions for the installation of earth- IEC 61643-21:2000 (EN 61643-21:2001)
termination systems and equipotential bonding measures. Low voltage surge protective devices – Part 21: Surge protec-
tive devices connected to telecommunications and signalling
IEC 60664-1:2007 (EN 60664-1:2007) networks – Performance requirements and testing methods
Insulation coordination for equipment within low-voltage sys-
tems – Part 1: Principles, requirements and tests IEC 61643-22:2004 (CLC/TS 61643-22:2006)
This standard defines the minimum clearances, their selection Surge protective devices connected to telecommunications
and the rated impulse withstand voltages for overvoltage cat- and signalling networks – Selection and application principles
egories I to IV.
IEC 60728-11:2010 (EN 60728-11:2010)
VDN guideline:2004 (German guideline) Cable networks for television signals, sound signals and inter-
Surge Protective Devices Type 1 – Guideline for the use of active services – Part 11: Safety
surge protective devices (SPDs) Type 1 in main power supply Part 11 requires measures to protect against atmospheric dis-
systems. charges (earthing of the antenna support, equipotential bond-
This guideline describes the use and installation of type 1 ing).
surge protective devices upstream of the meter.
DIN VDE 0855-300:2008 (German standard)
Transmitting / receiving systems, safety requirements
Special standards for PV systems
Section 12 of Part 300 describes lightning / surge protection
and earthing for antenna systems.
IEC 60364-7-712:2002 (HD 60364-7-712:2005)
Solar photovoltaic (PV) power supply systems
IEC 61663-1:1999 (EN 61663-1:1999)
Telecommunication lines – Part 1: Fibre optic installations
CLC/TS 50539-12:2010 This standard describes a method for calculating possible
SPDs connected to photovoltaic installations damage and for selecting adequate protection measures and
specifies the permissible frequency of damage. However, only
Special standards for electronic systems such as primary faults (interruption of operations) and no secondary
television, radio, data systems (telecommunications faults (damage to the cable sheath (hole formation)) are con-
systems) sidered.
DIN VDE 0800-1:1989 (German standard) IEC 61663-2:1999 (EN 61663-2:1999)
General concepts requirements and tests for the safety of fa- Telecommunication lines – Part 2: Lines using metallic conduc-
cilities and apparatus tors
This standard must only be applied to the lightning protection
DIN V VDE V 0800-2:2011 (German standard) of telecommunication and signal lines with metal conductors
Information technology – Part 2: Equipotential bonding and which are located outside buildings (e.g. access networks of
earthing landline providers, lines between buildings).
Part 2 summarises all earthing and equipotential bonding re-
quirements for the operation of a telecommunications system. Special installations

DIN VDE 0800-10:1991 (German standard) EN 1127-1:2011
Transitional requirements on erection and operation of instal- Explosion prevention and protection – Part 1: Basic concepts
lations and methodology

30 LIGHTNING PROTECTION GUIDE www.dehn-international.com