Factory wholesale JWBT858 No Switchboard Explosion Proof Telephone – Telephone Design Oil Rubbed Black Bath Shower Faucet
Factory wholesale JWBT858 No Switchboard Explosion Proof Telephone – Telephone Design Oil Rubbed Black Bath Shower Faucet Detail:
Application |
1. Suitable for explosive gas atmospheres Zone 1 and Zone 2. 2. Suitable for IIA, IIB explosive atmosphere. 3. Suitable for dust Zone 20, Zone 21 and Zone 22. 4. Suitable for temperature class T1 ~ T6. 5. Widely used in oil exploration, chemical, military, pharmaceutical, oil refining and other hazardous environments and depots, offshore oil platform, oil tankers and other places. |
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Product Feature |
1. The telephone can form an independent communication system. 2. With seven self-conversion channel: called to pick up the phone, the system can automatically convert the channel, while cutting off the loudspeaker, enter the normal call state. 3. The telephone has full call function (all calls on the off-hook calling system). After the composition of the call system, the product has an automatic gain function, the size of the voice does not vary with the length of the phone or the number of changes. |
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Technical Parameter |
Explosion-proof mark |
Exde[ib]ibIIBT6/DIPA20TA,T6 |
Working voltage |
AC220V±10%,50Hz |
|
Standby work current |
≤0.2A |
|
PA output power |
10~25W |
|
Frequency response |
250~3000 Hz |
|
Ringing level |
≥80dB |
|
Defend Grade |
IP68 |
|
Corrosion Grade |
WF1 |
|
Ambient Temperature |
-40~+60℃ |
|
Atmospheric Pressure |
80~110KPa |
|
Relative Humidity |
≤95% |
|
Lead Hole |
2-G3/4” |
|
Weight |
12KG |
|
Installation |
Wall Mounted |
|
Using Method |
1. The caller takes the handset off hook →full type call. 2. The callees hear the calling → The callees pick up the handset, every sides under normal conversations. 3. At the end of the call, hang up the handset. 4. The volume of the amplifier can be adjusted. |
|
Package |
1 unit per carton; Carton Size:44x32x27cm |
|
Warranty |
Under normal use, non-human damage, free one-year warranty; |
Product detail pictures:


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