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Hellberg Local 446 - Approval & Technical Data; Headband Technical Specifications; Helmet Mount Technical Specifications; Certification and Monitoring Details

Hellberg Local 446
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E. Approval & Technical data
Radio standard: PMR 446 MHz (EU)
Channel separation: 12,5 kHz
Modulation: FM
Number of Ch.: 16
Sub channel coding: CTCSS
Number of Sub channels: 38
Transmit power: 150/50/10 mW ERP
Range: 3 km line of sight
Receiver sensibility: Typical -120 dBm
Power supply: 2 x AA user replaceable 1,2-1,5 V
Included Batteries: 2 x NiMh 2600 mAh
Weight: 513 g Headband, 547 g Helmet Mount
Battery operation time: 12 hours normal operation
Battery standby time: 20 hours
Battery charging time: Up to 5 hours
Water and dust resistance: IP 56
Approvals/Compliance: EN 352, RED, ROHS, REACH, WEEE
Operating temperature: -20 to +55°C


E8

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E3
:
PPE regulation (EU) 2016/425 and applicable parts of European standards:
EN 352-1:2020 (Headband)
EN 352-3:2002, EN352-3:2020 (Helmet Mount)
EN 352-4:2020 (Level Dependent)

Criterion level EN 352-4 H= 112,7 dB, M= 110,5 dB, L= 97,1dB
Max. SPL EN 352-6, 79,6 dB(A) at -12,5 dBm
85101-001 Local 446 Helmet Mount
E2
, Weight 547 g
E4,
EN 352-3:2002, EN 352-3:2020
E3
Freq. Hz 63 125 250 500 1000 2000 4000 8000 H M L SNR
Mean att.
E5
18,3 17,4 20,8 23,6 33,1 35,9 37,1 38,2 35,7 28,3 23,0 31,0
Std. dev.
E6
5,1 5,9 3,3 2,6 4,1 2,7 3,7 5,1 1,2 1,8 1,6 1,2
APV
E7
13,2 11,5 17,5 21,0 29,0 33,2 33,4 33,1 34 27 22 29
85001-001 Local 446 Headband
E1
, Weight 513 g
E4,
EN 352-1:2020
E3
Freq. Hz 63 125 250 500 1000 2000 4000 8000 H M L SNR
Mean att.
E5
18,5 19,1 21,7 26,2 36,6 36,1 35,6 36,5 35,3 30,0 24,0 32,1
Std. dev.
E6
3,7 3,3 2,6 2,8 3,1 5,1 4,1 4,3 3,4 2,4 2,3 2,5
APV
E7
14,8 15,8 19,1 23,4 33,5 31,0 31,5 32,2 32 28 22 30
Radio Equipment Directive (RED) 2014/53/EU (Europe)

E8

Input level (dBm) -37,5 -32,5 -27,5 -22,5 -17,5 -12,5
Mean (dB) 52,9 57,0 61,7 66,8 71,9 77,0
StDev (dB) 2,8 2,9 2,8 2,8 2,8 2,6
Mean + StDev 55,7 59,8 64,6 69,6 74,7 79,6

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