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Signalling

A112N Alarm Sounder 2-21-080

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The A112N is a high output, 119dB(A) alarm sounder. UL and GOST-R approved and tested to EN54-3 for CPR compliance (89/106/EEC) for fire alarm use. For marine applications the A112N is MED approved.
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Part Number:
A112N
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Alarm Sounder

Upgrade Notification

Note: Product upgrade launching 1st June 2021
View upgraded product details here

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Description

High SPL in a robust fire retardant IP66 housing ensure the A112N is suitable for all general signalling applications including fire, security and process control.

Downloads

Datasheet Datasheet.pdf
Installation Manual A112N_Inst__ISN7401-B_.pdf
Programmable version installation PROGSNDR_Inst__ISN2802-A_.pdf
UL certifcate of compliance UL_CoC_-_20120402-S7995_A-Range__AL-Range.pdf
EC Certificate of Conformity 0786-CPR-20337_A112N__D112.PDF
Russian EAC Declaration of Conformity D-GB.GA05.B.12595-20-24.03.2025.pdf
Russian Fire certificate Russian_Fire_Certificate_-GB.25..03286.PDF
Russian Maritime register 19.00193.278.pdf
MED certificate MEDB00001BU.pdf
DNV MED Module D cert MEDD00000GV-revision1.pdf
Ingress Protection certificate 58D22760D_IP66_certificate_-_A112N.pdf
Declaration of Conformity DC-022_Issue_H_A-range.pdf
Declaration of Performance DP_-_0786-CPD-20337-Issue_A_A112N.pdf
2D drawing (PDF) SK0109_Issue_C.pdf
2D drawing (DWG) SK0109_Issue_C.dwg
3D drawing (IGS) SK0109-3D_Issue_A.IGS
3D drawing (STEP) SK0109-3D_Issue_A.STEP
Hi-res product image 1 (TIFF) 2-21-080_A112N-R.tif
Hi-res product image 2 (TIFF) 2-21-080_A112N-G.tif
Lo-res product image 1 (JPG) 2-21-080_A112N-R.jpg
Lo-res product image 2 (JPG) 2-21-080_A112N-G.jpg

Features

  • Automatic synchronisation on multi-sounder system.
  • Continuously rated.
  • Stainless steel fixings.
  • Unit can be mounted using external lugs or internal BESA compatible fixing positions.
  • Duplicate cable terminations (in & out for daisy-chain installations).
  • Tropicalisation available on request.
  • Available with custom tone configurations and frequencies.
  • Stage programmable version available:
    45 alarm tones
    4 remotely selectable stages
    Any tone can be assigned to any stage
    User configurable continuous frequency tone

Specification

Maximum output: 119dB(A) @ 1 metre [110dB(A) @ 10ft/3m]
Nominal output: 112dB(A) @ 1m +/- 3dB – Tone 2 [103dB(A) @ 10ft/3m]
No. of tones: 45 (UKOOA / PFEER compliant)
No. of stages: 3
Volume control: Max. 112dB(A);
Min. 100dB(A) – Tone 2
Effective range: 125m/410ft @ 1KHz
Voltages DC: 24V dc (10-30V dc);
48V dc (35-60V dc);
110V dc (90-250V dc)
[24V dc units can use 24V ac for single stage apps.]
Voltages AC: 24V ac; 115V ac; 230V ac
Stage switching: Negative or optional positive
Reverse polarity stage switching on DC units.
Ingress protection: IP66
Enclosure material: High impact UL94 V0 & 5VA FR ABS
Enclosure colour: Red (RAL3000)
Grey (RAL7038)
Cable entries: 2 x M20 clearance gland entries in side & back
Terminals: 0.5 to 4.0mm² cables.
Operating temp: -25 to +55°C [-13° to +131°F]
Storage temp: -40 to +70°C [-40° to +158°F]
Relative humidity: 90% at 20°C [68°F]
Weight: DC: 1.80kg/3.96Ibs AC:2.10kg/4.62Ibs
*SPL data +/-3dB(A). Measured at optimum voltage.

Current Consumption

Version: Voltage: Current:
24V dc 10-30V dc 200mA*
48V dc 35-60V dc 120mA*
110/230V dc 90-250V dc 60mA
24V ac 50/60Hz +/-10% 500mA
115V ac 50/60Hz +/-10% 100mA
230V ac 50/60Hz +/-10% 60mA
* current at nominal voltage on Tone 2

Part Codes

Version: Part code:
24V dc A112NDC24[x]
48V dc A112NDC48[x]
110/230V dc A112NDC110[x]
24V ac A112NAC24[x]
115V ac A112NAC115[x]
230V ac A112NAC230[x]
[x] = Enclosure colour: R: Red, G: Grey
Suffix part number with ‘-P’ for programmable, 4 stage, 45 tone version (not available with UL approval).
Suffix part number with ‘-UL’ for UL approved version. 110/230V dc unit not available as UL approved
Suffix part number with ‘-M’ for MED approved version.24V dc unit only

Approvals

  • EN54-3 (CPD 89/106/EEC).
  • UL & cULus approved: General signalling use.
  • GOST-R approved. Cert: POCC GB.JB05.H00144.
  • Marine Equipment Directive (MED)Certificate: MEDB00001BU

Tone Table

Stage 1 WAV file Frequency Description. Stage 2 Stage 3
T 1 340 Hz Continuous T 2 T 5
T 2 800/1000Hz @ 0.25 sec Alternating T 17 T 5
T 3 500/1200Hz @ 0.3Hz 0.5 sec Slow Whoop T 2 T 5
T 4 800/1000Hz @ 1Hz Sweeping T 6 T 5
T 5 2400Hz Continuous T 3 T 20
T 6 2400/2900Hz @ 7Hz Sweeping T 7 T 5
T 7 2400/2900Hz @ 1Hz Sweeping T 10 T 5
T 8 500/1200/500Hz @ 0.3Hz Sweeping T 2 T 5
T 9 1200/500Hz @ 1Hz – DIN / PFEER P.T.A.P. T 15 T 2
T 10 2400/2900Hz @ 2Hz Alternating T 7 T 5
T 11 1000Hz @ 1Hz Intermittent T 2 T 5
T 12 800/1000Hz @ 0.875Hz Alternating T 4 T 5
T 13 2400Hz @ 1Hz Intermittent T 15 T 5
T 14 800Hz 0.25sec on, 1 sec off Intermittent T 4 T 5
T 15 800Hz Continuous T 2 T 5
T 16 660Hz 150mS on, 150mS off Intermittent T 18 T 5
T 17 544Hz (100mS)/440Hz (400mS) – NF S 32-001 T 2 T 27
T 18 660Hz 1.8sec on, 1.8sec off Intermittent T 2 T 5
T 19 1.4KHz-1.6KHz 1s, 1.6KHz-1.4KHz 0.5s -NFC48-265 T 2 T 5
T 20 660Hz Continuous T 2 T 5
T 21 554Hz/440Hz @ 1Hz Alternating T 2 T 5
T 22 544Hz @ 0.875 sec. Intermittent T 2 T 5
T 23 800Hz @ 2Hz Intermittent T 6 T 5
T 24 800/1000Hz @ 50Hz Sweeping T 29 T 5
T 25 2400/2900Hz @ 50Hz Sweeping T 29 T 5
T 26 Bell T 2 T 15
T 27 554Hz Continuous T 26 T 5
T 28 440Hz Continuous T 2 T 5
T 29 800/1000Hz @ 7Hz Sweeping T 7 T 5
T 30 300Hz Continuous T 2 T 5
T 31 660/1200Hz @ 1Hz Sweeping T 26 T 5
T 32 Two T chime. T 26 T 15
T 33 745Hz @ 1Hz Intermittent T 2 T 5
T 34 1000 & 2000Hz @ 0.5 sec Alternating – Singapore T 38 T 45
T 35 420Hz @ 0.625 sec Australian Alert T 36 T 5
T 36 500-1200Hz 3.75sec /0.25sec. Australian Evac. T 35 T 5
T 37 1000Hz Continuous – PFEER Toxic Gas T 9 T 45
T 38 2000Hz Continuous T 34 T 45
T 39 800Hz 0.25sec on, 1 sec off Intermittent T 23 T 17
T 40 544Hz (100mS)/440Hz (400mS) – NF S 32-001 T 31 T 27
T 41 Motor Siren – slow rise to 1200 Hz T 2 T 5
T 42 Motor Siren – slow rise to 800 Hz T 2 T 5
T 43 1200 Hz Continuous T 2 T 5
T 44 Motor Siren – slow rise to 2400 Hz T 2 T 5
T 45 1KHz 1s on, 1s off Intermittent – PFEER Gen. Alarm T 38 T 34
Country specific or custom tone configurations and alarm frequencies are available upon request.

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