1. Introduction
This document describes the main design specification of the E510s Safe Torque Off ( STO ) and
the requirements for its installation and integration within safety related applications.
The correct Installation and integration of the E510s STO is the responsibility of the Installer
and it is expected that the installer follows the safety guide and is a trained technician and
experienced in the design of safety systems.
E510s STO (Safe Torque Off) circuit and function is certified by Tuv to:
Safety Integrated category SIL2 according to EN/IEC 62061, IEC 61508, EN61800-5-2
Performance level. Category 3/ Pl(d). according to EN/ISO 13849-1 Stop category 0.
According to EN60204-1
2. Safety-Related Requirements
2.1 Directives
IEC/EN 61800- 5-2 : 2007
Adjustable Speed Electrical Power Drive Systems.
Part 5-2: Safety Requirements – Functional
EN ISO 13849-1: 2008
Safety of Machinery – Safety-related parts of control systems.
Part 1: General Principles for Design
IEC 61508- 1~7
Functional Safety of Electrical/Electronic/Programmable Electronic
Safety-related systems
IEC 62061: 2005
Safety of Machinery – Functional safety of safety-related electrical,
electronic and programmable electronic control systems
EN 60204-1
Safety of machinery - Electrical equipment of machines. General
requirements.
2.2 Installation Environment
E510s safety stop function should only be used under the following condition and
environment.
Item Condition
Temperature
range
Operation
-10°C~50°C inside distributor (without dust cover)
-10°C~40°C inside distributor (with dust cover)
Storage
-20°C to +60°C
Ambient humidit
95%RH maximum
non-condensin
Shock
1G. (9.8m/s²) for 20Hz and below.
0.6G (5.88m/s²) from 20Hz to 50Hz (Com
liance with IEC 60068-
Altitude maximum 1000m above sea level
Atmos
here Indoors
without corrosive
as
flammable
as
oil mist
dust and
Over voltage category
II or less
Pollution de
ree II or less
Mountin
wall mountin
vertical orientation
Table 1.
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