118. THL-5NV Hard Aviation Helmet - Cenzin

THL-5NV Hard Aviation HelmetDesigned for use in helicopters and in trainingand cargo aircraft, equipped with low or highresistance radio transmitters.The helmetguarantees proper communication with noise levels in the cockpit up to 120 dBprotects the user’s head against accidental injury and hearing against excessive externalnoise. With the visor in use protects eyesight against direct and reflected lightis equipped with a hard shell made of composite materials, a visor made of organic, dyedglass and a phonic installation with a dynamic microphonehas a high shock absorption (with kinetic energy up to 120 J) and puncture resistance(up to 30 J)is equipped with night vision goggles holderis offered in matt khaki or semi-matt orangeCENZIN sp. z o.o.81/83 Czerniakowska Street00-957 Warsaw - POLANDphone: +48 22 43 44 133fax: +48 22 43 44 163cenzin@cenzin.com.plwww.cenzin.eu

THL-5NV Hard Aviation HelmetPhonic installation parametersdynamic microphoneimpedance module .................................................. 600 W + 45% -35%minimum effectiveness .......................................... 0,5 mV/N/mmicrophone amplifierworking frequency range ......................................... 300 - 3 500 Hzallowable supply voltage ........................................... 3 - 14 Vreceiver circuit resistance ...................................................... 130 - 1 130 WOperational use range0 0environment temperature ................................. -40 C +70 Cvibration .......................................................... 18 - 300 Hzgravity load ....................................................... ± 5 g