Pfannenberg PYRA Serie Betriebsanleitung Seite 13

en
6. Commissioning
6.1 Safety information
DANGER - Danger to life due to electric shock
Voltage-carrying devices and exposed connection cables may cause electric shocks and serious accidents.
Only trained and authorized electricians may work on electrical connections.

Disconnect all supply lines from mains before installation and secure them against reconnection. Al-

ways ensure absence of voltage.
Wait for the discharge phase of 5 minutes for the electrical components. The device should only be

opened afterwards.
The operating voltage must only be applied when the housing is firmly closed.

WARNING - Danger due to unauthorized use of the devices
Improper use may lead to serious accidents.
Ensure that the connection cable is protected against pulling and twisting during installation.

The devices are only intended for fixed installation.
DANGER - Danger due to damage to the devices
Non-compliance with the information on the type plate can lead to serious accidents.
Always observe the information on the type plate when installing and maintaining the devices.

CAUTION - Risk of injury due to sharp edges or heated components
Wear suitable personal protective equipment (PPE) for installation, assembly or service/maintenance

work.
Lay wires well away from sharp edges, corners and internal components; avoid collisions with parts.

CAUTION - Impairment of vision
Avoid constant, direct glances into the activated lights to prevent impairment of vision.

Unexpected triggering of the flash can lead to startled reactions.

CAUTION - High volume when using sounder/flashing light combination.
When using the flashing light/sounder combination:
Wear sound insulation equipment during work/testing to prevent hearing impairment.

Unexpected triggering of the sound can lead to startled reactions.

Opening the housing
1. 2.
3/8
The device is delivered in an unsealed condition.
Sealing plugs for the housing screws are available as accessories.
Cable feed-throughs
The supplied diaphragm nipple can be replaced by a cable gland or by an M12 plug-in connector with a flange
dimension of M20.
 Only cable glands with a degree of protection of at least IP66 should be fitted to the corresponding open-
ings.
Cable diameters of <7 mm require a cable gland with a sufficient degree of protection.
IP 66 only with the diaphragm funnel
pointing outwards.
Remove the remains of the diaphragm
after the cable has been fitted.
09/2023
Operating Instructions PY X-L-15/ PY X-LA-15
The upper part can be
detached by loosening
the four cover screws
Diaphragm nipple
IP 66
(supplied)
Page 4 / 8
Closing the housing
1. 2.
3/8
Cable gland,
IP 66 (option)
Close the housing by
turning the cover
screws to the end po-
sition until they lock in
place.
M12 plug-in connector
IP 66, for low-voltage de-
vices (option)
086200004a