Specification :

PT Alvitama Sentosa surabaya as supplier and stockist Signalling Devices, Telephone and Equipment for Hazardous Area has ATEX Standard.

1. Telephone Explosion Proof.
General data : dST1 dST2 Housing,
Colour : glassfibre reinforced polyester, black
Display : 2-line alphanumerical display with, pictograms/ visible area 78 x 26 mm
Keyboard : metal keypad with ice protection/ 21 keys with ABC lettering for name entries
Weight : ~ 5, 5 kg
Receiver : integrated, adjustable stabilizer bracket
Handset cord : stainless steel armoured handset courd V4A
Receiver inset: dynamic receiver with leakage field spool for inductive coupling of hearing aids
Mouth piece : electret microphone
Noise suppression mouth : > 3 dB due to integrated mouthpiece horn

Terminal data :
Types of protection : II 2G EEx emb[ ib] IIC T6, II 2 D IP66 T80° C, -25° C dTad + 40° C, II 2G EEx emb[ ib] IIC T5, II 2 D IP66 T100° C, -25° C dTad + 60° Capproval, DMT 03 ATEX E 034
Protection class : IP 66 ( EN 60529)
Impact protection : IK 09 ( EN 50102)
Line voltage : 24 - 66 V DC
Line current : 15 - 100 mA DC
Ringing alternating current : 24 - 90 V AC ( at 21 ... 54 Hz ringing frequency) , 30 - 90 V AC ( at 16, 6 ... 54Hz ringing frequency) Ringing impedance > 6, 0 K© at 25 Hz and 24 ... 90 V AC > 4, 0 K© at 50 Hz and 24 ... 90 V AC
Inquiry key : flash function adjustable from 40 ms - 399ms
Dialling procedure : PD-DTMF operation to be set in the menu , DTMF operation according to CCITT recommendation Q.23PD operation - pulse/ pause ratio can be set to 1, 5: 1 or 2: 1 in the menu
W-conductor : connection for external secondary sounder
Terminals : up to 4 mm2 rigid, up to 2, 5 mm2 flexibleCable gland ( free) 1 x M20x1, 5; 2 x blind plug M20x1, 5
Operating temperature : -25° C to + 40° C ( T6) , -25° C to + 60° C ( T5) Storage temperature, -25° C to + 70° C

2. Electric Sounder Explosion Proof.
Type : dHE1, dHE2 Housing,
Colour : glassfibre reinforced polyester dark grey, cone black
Terminals : d 2, 5 mm2 single, -, fine- or multiwire
Cable entry : cable gland M20 x 1, 5 blind plug M20 x 1, 5
Mounting : as required - swiveling mounting bracket, preferably sound outlet front or downwards
Numbe of parallel: switched sounders d 32
Signal tones : 31
Insulation class : II no equipotential bonding required
Weight : 5, 9 kg
Approval : PTB 03 ATEX 1232

3. Signal Horn Explosion Proof.
Type : dHH, dHHR Housing,
Colour : glassfibre reinforced polyester, dark grey RAL 7024Terminal1, 5 mm2 fine wire, 2, 5 mm2 single wire
Cable entry : cable gland M20 x 1, 5 blind plug M20 x 1, 5, dHHR : 2 x cable gland M20 x 1, 5
Mountingas : required - swiveling mounting bracket, preferably sound outlet to front or downwards
OperationcontinuousInsulation class : II , no equipotential bonding required
Weight : 5, 5 kg
Approval : PTB 01 ATEX 1133