Sound data5SILENO city
smart SILENO city
SILENO life
smart SILENO life
Sound level, perceived, dB 57 57
Measured sound power noise level, dB (A) 56 56
Noise emissions uncertainties KWA, dB (A) 2 2
Guaranteed sound power noise level, dB (A) 58 58
Sound pressure noise level at the operator’s ear6, dB (A) 45 45
Mowing SILENO city
smart SILENO city
SILENO life
smart SILENO life
Cutting system 3 pivoted cutting blades
Cutting motor speed, rpm 2500 2500
Power consumption during cutting, W +/- 20 % 20 20
Cutting height, cm / in. 2-5 / 0.8-2 2-5 / 0.8-2
Cutting width, cm / in. 16 / 6.3 22 / 8.7
Narrowest possible passage, cm / in. 60 / 24 60 / 24
Maximum slope for cutting area, % 35 35
Maximum slope for boundary wire, % 10 10
Maximum length boundary wire, m / ft. 300 / 980 300 / 980
Maximum length guide loop7, m / ft. 150 / 490 150 / 490
IP-code SILENO city
smart SILENO city
SILENO life
smart SILENO life
Product IPX5 IPX5
Charging station IPX5 IPX5
Power supply IP44 IP44
Bluetooth®SILENO city
smart SILENO city
SILENO life
smart SILENO life
Operating frequency band, MHz 2400 - 2484 2400 - 2484
Maximum transmitted power, dBm 8 8
5Determined according to Directive 2006/42/EC and standard EN 50636-2-107. Except Sound level, perceived
that is measured according to ISO 11094:1991.
6Sound pressure noise uncertainties KpA, 2-4 dB (A)
7The guide loop is the loop that if formed by the guide wire and the part of the boundary wire from the junction
with the guide wire to the right connection in the charging station.
1298 - 015 - 20.08.2021 Technical data - 51
