Technical Data - Fohhn LEN–20 Bedienungsanleitung

4. TECHNICAL DATA

Fohhn Linea LEN
Passive column speakers for voice alarm systems
Datasheet
Model
Certificates
Electroacoustical features
Acoustic design
Number of 4" drivers with treated cones
2-way design
Sensitivity 1W @ 4m acc. EN54-24 [2]
SPLmax 100V @ 4m acc. to EN54-24 [2]
Transformer options, power handling acc. to EN54-24
Transformer options, power handling acc. to EN54-24
Impedance 100% tap [1]
Impedance 50% tap [1]
Impedance 25% tap [1]
Nominal directivity HxV (-6dB, average@1-4kHz)
Directivity horizontal (octave band) acc. to EN54-24
500 Hz
1000 Hz
2000 Hz
4000 Hz
Directivity vertical (octave band) acc. to EN54-24
500 Hz
1000 Hz
2000 Hz
4000 Hz
Mechanical features
Housing
Mounting points
Front design
Protection class acc. to IEC529/EN60529
Terminal
weight
Width
Depth
Height
Standard colours
Optional features
Custom colours
Weather protection
Terminal
CAAD Simulation data
Optional accessories
Wallbracket WAL-1
Wallbracket WAL-03
Wallbracket WLX-100
Wallbracket WLX-220
All measurements normalized to freefield full-space conditions
[1] impedance measured at a voltage producing 1W per speaker system
[2] measured in far field of the speaker, calculated to 4m distance
LEN-60 T
LEN-20 T
weatherproof passive line source speaker system, closed, passive 2-way CD crossover and
filter, suppression of side lobes by Source Division Waveguides (SDW)
2
No
dBSPL 79
dBSPL 92 97
100V W 50 65
70V W 24,5 31,8
Ohms 200 154
Ohms 400 308
Ohms 800 615
130 x 25
Deg 130 x 60
Deg 360
Deg 190
Deg 120
Deg 95
Deg 360
Deg 120
Deg 60
Deg 30
weatherproof aluminium housing, powder coated, steel bracings
4xM6
ball impact resistant steel grille, galvanized and powder coated in enclosure colour
terminal connectors capable of receiving up to 4mm2, two per pin, terminal cover with dual
kg 3 6,5
mm 130
mm 120
mm 230
x
x
TECHNICAL DATA | ENGLISH
LEN-100 T LEN-150 T
EN 54-24 Type B
6 8 12
Yes Yes Yes
83 84 86
100 99 102 100 103
130 80 160 65 130
63,6 39,2 77,8 31,8 63,6
77 125 63 154 77
154 250 125 308 154
308 500 250 615 308
130 x 15 130 x 14
360 360 360
190 190 190
120 120 120
95 95 95
90 55 35
40 25 20
25 15 14
13 8 8
8xM6 8xM6 8xM6
by acoustically transparent foam
IP54
cable gland for up to 10mm cable diameter
7,5 9 9,5 12,5 13
130 130 130
120 120 120
640 990 1460
black (RAL 9005) or white (RAL 9016)
all RAL Classic colours
weatherproof without further protection as standard
ceramic terminals capable of receiving up to 2,5mm2
EASE
x x x
x x x
LEN-220 T
18
Yes
87
106 102 105 108
260 77,5 155 310
128,9 38 75,4 153,1
38 129 65 32
77 258 129 65
154 516 258 129
130 x 14
360
190
120
95
25
15
14
8
10xM6
backed
14,5 17 18 19,5
130
120
2200
x
x
23