Connecting To The Terminal Block; Preparing To Wire The Ex D Flameproof Models; Figure 9 Disengaging A Terminal-Block Spring Clamp - Federal Signal Global Serie Instrucciones De Instalación Y Mantenimiento

Installation and Maintenance Instructions

Connecting to the Terminal Block

The terminal block for all models uses a spring clamp connection
to engage the wire. To disengage the clamp, insert the tip of the
screwdriver into the small openings near the top and press down. Insert
the stripped wire into the larger opening and remove the screwdriver to
engage the wire clamp.

Figure 9 Disengaging a terminal-block spring clamp

Preparing to Wire the Ex d Flameproof Models

SHOCK HAZARD: To avoid electrical shock hazards, do not
connect wires when power is applied. Failure to observe this
warning may lead to serious injury or death.
This section has wiring instructions for the flameproof models
G-SPK 70 V and 100 V.
The maximum wire gauge is 2.5 mm (12 AWG). The wire must
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be rated 85 °C or higher. Use only stranded cable to terminate the
loudspeaker. The cross-sectional area of the primary earth (ground)
must equal the cross-sectional area of the phase conductor.
Cable termination for these models should be in accordance with
specifications applying to the application. It is recommended that all
cables and cores should be fully identified. Use the appropriate cable
gland for the application. Gland entry threads are M20-1.5 x 6H.
Model G-SPK Global Series Loudspeaker
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