Husqvarna AUTOMOWER 420 Operator's Manual page 61

Electrical system
Mean energy consumption at maximum
use
Charging current, A DC
Type of Power Supply Unit
Average mowing time, min
Average charging time, min
Boundary wire antenna
Operating Frequency Band, Hz
Maximum Radio-frequency power,
5
mW @60m
Noise emissions measured in the envi-
ronment as sound power
Measured sound power noise level,
dB (A)
Guaranteed sound power noise level
Sound pressure noise level at the oper-
7
ator's ear, dB (A)
5
Maximum active output power to antennas in the frequency band in which the radio equipment
operates.
6
Noise emissions in the environment measured as sound power (L
rective 2000/14/EC and New South Wales legislation (Protection of the Environment Operations
Regulation 2017, Noise Control). The guaranteed sound power level includes variation in pro-
duction as well as variation from the test code with 1-3 dB(A). Noise emission data can be found
on the rating label and in the Technical data chapter.
7
Sound pressure noise uncertainties K
1201 - 004 - 25.03.2020
Automow-
®
er 420
17 kWh/
month for a
work area
of 2200 m
0.55 acre
2.2
ADP-60JR,
FW7438
75
50
Automower
420
300-80000
<25
Automower
6
420
57
58
46
, 2-4 dB (A)
pA
®
Automower Automower
430X 440
18 kWh/ 20 kWh/month
month for a for a work
work area of area of
2 2
/ 3200 m / 4000 m
0.8 acre 1 acre
4.2 7
FW7448, FW7458/28/D,
ADP-120DR ADP-200JR
145 290
50 60
® ®
Automower Automower
430X 440
300-80000 300-80000
<25 <25
® ®
Automower Automower
430X 440
57 56
58 56
46 45
) in conformity with EC di-
wa
® ®
Automower
450X
23 kWh/
month for a
work area of
2 2
/ 5000 m /
1.25 acres
7
FW7458/28/D
, ADP-200JR
270
60
® ®
Automower
450X
300-80000
<25
® ®
Automower
450X
58
59
47
Technical data - 61