Installation manual
General description 9
Note:
The control panels described in this manual have been designed and developed to the highest standards
of quality, reliability and performance.
The components selected for this product will operate properly within their specifications when the
environmental conditions outside the product enclosure comply with Class 3k5 (EN 60721-3-3).
EN54:
The gas detection function is not provided for in the aforesaid standard and therefore cannot be
considered EN54-2 compliant.
When you remove the four screws and metal-frontplate, you will find:
Specification
Previdia Compact Models
PREVIDIA-CxxxS
(in small cabinet)
PREVIDIA-CxxxL
(in large cabinet)
Supply voltage 230V~ (-15% / +10%) 50/60Hz
Maximum current draw 230V 0.5 A 1.1 A
AC Mains input terminals
Nominal output voltage 27.6 V
Maximum output current 1.5 A 4 A
I
max. a
1.5 A 4 A
I
max. b
1.5 A 4 A
Main board current draw
stand-by 150mA
without supply voltage 130mA
test LEDs 170mA
LED indicators board current draw
(if present)
stand-by 5mA
test LEDs 115mA
Maximum battery-charge current 0.6 A 1.2 A
Battery specifications
2 x 12 V, 7 Ah 2 x 12 V, 17 Ah
with UL94-V2 flame class cabinet or higher
Maximum internal resistance of the batteries (R
i max
)
2.7 Ohm 1 Ohm
Output voltage from 19 to 27.6V
Battery shutdown tension 19V
Internal fuse of switching power supply module T 3.15A 250V
Maximum output current ripple 420 mV 260 mV
Operating temperature from -5°C to 40°C
Isolation class I
Enclosure protection class (EN 60529) IP30
Dimensions 322 x 324 x 86 mm 497 x 380 x 97 mm
Weight (without batteries) 3.3 Kg 6.1 Kg
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