Page 119 - TBIS_15194-2019_(EN)_3nd

TBIS 15194:2019

4.3.20 Warning device
Where a bell or other suitable device is fitted, it shall comply with the provisions in

force in the country in which the product is marketed.
4.3.21 Thermal hazards

A warning shall be placed on the surface if the temperature of the hot accessible
surface could be above 60°C (see EN ISO 7010:2012, symbol W017). Brake systems
are excluded from this requirement.

4.3.22 Performance levels (PLrs) for control system of EPACs
The safety related parts of the control systems of the EPAC shall comply with the
required performance level (PLr) given in Table 34 in accordance with EN ISO

13849-1.
Should risk assessment indicate that additional or different PLr are required for a
particular application, these should be determined in accordance with EN ISO 13849
(all parts). Such PLr will be outside the scope of this standard.
The manufacturer of the EPAC shall record the process adopted for verification of

compliance with PLr for each relevant safety function.
Table 34 — Safety functions related to defined hazards
Safety function Performance Level

Prevention of an unintentional self-start of the EPAC PLr c

Prevention of electric motor assistance functions PLr c
without pedalling, and without activation of the start-up

assistance mode
Prevention of risk of fire in case of management system PLr c
failure for batteries with capacity above 100 Wh

4.4 List of significant hazards
4.4.1 Significant hazards

The following significant hazards have been considered in this standard:
NOTE 1 The risk analysis was focused on EPAC as bicycles for city and trekking,
including folding bicycles.

Mountain bike and racing bike were not considered.
a) Mechanical hazards: high deceleration, high acceleration, Protrusion, instability;
kinetic energy; rotating elements and moving elements, rough, slippery surface,
sharp edges;
b) Electrical hazards: electromagnetic phenomena; electrostatic phenomena;

overload; short-circuit; thermal radiation;

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