Ukuthobela

GB 3836.1-2021, GB 3836.2-2021, IEC 60079-0, IEC 60079-1

Isigaba Sokusebenzisa

Ikilasi II, ezindaweni zegesi eziqhumayo ngaphandle kwezindawo zegesi emayini yamalahle

Uphawu olungaqhumi

ExdbIICT4Gb

Imodeli

JG08HD-A

Igama lomkhiqizo

I-High Definition Special Explosion-proof Horn

Isigaba Sesicelo

Isigaba II (Izindawo eziqhumayo, ngaphandle kwe-methane emayini yamalahle)

Uphawu oluvimbela ukuqhuma

Ex db IIC T4 Gb

Isisekelo Sesitifiketi

GB 3836.1 (Izidingo Ezijwayelekile), GB 3836.2 (Indawo Evikelwe Ngomlilo "d")

Qaphela: I-Ex db IIC T4 Gb ikhomba

Ex: Imishini yezindawo eziqhumayo

db: Ibhokisi elingavuthiwe ("d") + ukuvikelwa okuyinhlanganisela kokuphepha kwangaphakathi ("b") (kumajikelezo angaphakathi)

IIC: Ifanele amagesi anomfutho omncane wokuvutha ≤ 20 μJ (isb., i-hydrogen, i-acetylene)

T4: Izinga lokushisa eliphezulu kakhulu ≤ 135°C ngaphansi kwezimo zokuhluleka

Gb: Izinto zokusebenza ezifanele i-Zone 1 & Zone 2 (izinga eliphezulu lokuvikela)

Ipharamitha

Inani

Inkomba Yokuthobela

Amandla Akaliwe

50 W

I-Impedance Eqinisekisiwe

4 Ω

I-Peak SPL (@1 m)

133 dB ± 2 dB

IEC 60268-5

Ukuqondisa

45° @ -3 dB (indiza evundlile)

IEC 60268-16

Ukuphendula Kwefrequency

550 Hz - 5.5 kHz (±3 dB)

IEC 60268-5

Ibanga lokudluliswa komsindo (Indawo Evulekile)

≥ 1000 m (izinga lesexwayiso esizwakala ≥ 70 dB)

Inkomba yokuhlola yasensimini ngokwe-GB/T 9001

Isamba Sokuhlanekezela Okujwayelekile (THD)

≤ 5% @ 1 kHz, amandla akaliwe

IEC 60268-5

Ipharamitha

Inani

Amanothi

Ubukhulu (W × H × D)

280 mm × 280 mm × 220 mm

Isilinganiso; kufaka phakathi indawo yokubopha i-flange

Isisindo

7.8 kg

Isisindo senethi, ngaphandle kwezinto zokubopha

Izinto Zokwakha

I-Aluminum alloy (AlSi10Mg), i-sandblasted + i-anodized

Okumelana nokugqwala,

ayivusi umsizi

Isigaba Sokuvikela (IP)

IP66

Kucatshungulwe ngokwe-GB 3836.1-2021 §7.2 & umkhuba wokuklama izindlu ezingavimbeli umlilo - okungangeni nothuli futhi okumelana namajethi amanzi anamandla

Ibanga Lokushisa Lokusebenza

-20°C kuya ku-+60°C

Izinga lezinto ze-T4 ngokuya nge-GB 3836.1-2021 Annex A

Ibanga Lokushisa Lesitoreji

-40°C kuya ku-+70°C

Ukufakwa

I-Dual M16×1.5

Izindawo zokungena zekhonduit ezine-thread (phezulu naphansi);

ikhithi yokubopha odongeni/ipipi engakhethwa

Ngokwe-GB 3836.1 §10.1

Ugesi Wokuphakela

AC 80-264 V / 50-60 Hz NOMA DC 100-250 V (okokufaka okubanzi)

Isixhumi sokufaka amandla

Iplagi yendiza enesilinganiso se-IP68 (M23, 4-pin) enomshikashika wokukhiya

Indlela Yokukhipha

Ukuphuma komugqa we-voltage engu-100 V njalo (kuhambisana nama-amplifier ochungechunge lwe-JG)

Ukumelana Nokuvikela

≥ 20 MΩ @ 500 V DC (phakathi komjikelezo & indawo ebiyelwe)

Amandla e-Dielectric

2 kV AC / 1 iminithi (umjikelezo kuya emhlabeni)