Ex 97

Features/Options

  • Ex zone 1 and 21
  • Thermoplastic enclosure
  • Cold-resistant down to -60 °C
  • High degree of protection IP 66 / IP 67 / IP 69
  • Design to EN 50047
  • Wiring compartment
  • Double insulated
  • Available with contact overlapping
  • Actuator can be repositioned by 4 x 90°
  • Rocking lever can be repositioned by 10° steps
  • N.B.: Please state required approvals for Russia and Brazil with your order!
Note
  • 1 Ex"e" cable gland M20x1.5 included in delivery

Technical data

StandardsEN 60947-5-1; EN 60079-0,
EN 60079-1, EN 60079-7,
EN 60079-14, EN 60079-31;
EN ISO 13849-1; EN ISO 14119
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Coverglass-fibre reinforced, shock-proof thermoset material, self-extinguishing UL 94-V0
Switch typetype 1
Coding levelno coding
Switch insertType 8080/1 ...
Degree of protectionIP 66 to EN 60079-0 + IEC/EN 60529 (... -60 °C)
IP 67 to EN 60079-0 + IEC/EN 60529 (... -20 °C)
IP 67 / 69 to EN 60529
Contact materialSilver, nickel-plated
Switching systemslow or snap action, positive break
NC contacts
Switching elements1 NC/1 NO, 2 NC or 1 NC/1 NO contact with contact overlapping, type Zb
Connectionscrew connection terminals, min. 0,75 mm² AWG 18, max. 1,5 mm² AWG 16, incl. conductor ferrules
Cable entryM20 x 1,5; screwing depth max. 9 mm; use only Ex approved and certified cable glands with min. degree of protection IP 66 and suitable for the specified ambient temperature range
B10d (10 % Load)2 million
TMmax. 20 years
Utilisation categoryAC-15
Iemax. 2 A or 4 A
Uemax. 500 VAC, 2Ö: max. 400 VAC
max. 250 VAC for unequal potential
Mechanical life> 1 million operations
Impact energymax. 7 J
Temperature classT6
Ambient temperature-60 °C … +55 °C max. 4 A, +60 °C max. 2 A
Max. fuse rating6 A gG/gN fuse
Ex marking II 2G Ex db eb IIC T6 Gb,
II 2D Ex tb IIIC T80 °C Db
IECEx Ex db eb IIC T6 Gb,
Ex tb IIIC T80 °C Db
ApprovalsBVS 16 ATEX E 052
IECEx BVS 16.0052

Stock types

Ordering details

Plunger with collar W


* with safety function

Type   Material no.
Ex ES 97 W-11 -60°C  * 1292311
Ex ES 97 W-02 -60°C  * 1430320
Ex ES 97 W-11U -60°C  * on request Produced to order.
Ex EM 97 W-11 -60°C  * 1430318

Roller plunger R


* with safety function

Type   Material no.
Ex ES 97 R-11 -60°C  * 1336578
Ex ES 97 R-02 -60°C  * 1430395
Ex ES 97 R-11U -60°C  * on request Produced to order.
Ex EM 97 R-11 -60°C  * 1430872

Long roller plunger RL


* with safety function

Type   Material no.
Ex ES 97 RL-11 -60°C  * 1336619
Ex ES 97 RL-02 -60°C  * 1430443
Ex ES 97 RL-11U -60°C  * on request Produced to order.
Ex EM 97 RL-11 -60°C  * 1431037

Roller lever with collar WH


* with safety function

Type   Material no.
Ex ES 97 WH-11 -60°C  * 1336662
Ex ES 97 WH-02 -60°C  * 1430485
Ex ES 97 WH-11U -60°C  * on request Produced to order.
Ex EM 97 WH-11 -60°C  * 1431110

Parallel roller lever with collar WPH


* with safety function

Type   Material no.
Ex ES 97 WPH-11 -60°C  * 1336702
Ex ES 97 WPH-02 -60°C  * 1430536
Ex ES 97 WPH-11U -60°C  * on request Produced to order.
Ex EM 97 WPH-11 -60°C  * 1431162

Rocking lever D


* with safety function

Type   Material no.
Ex ES 97 D-11 -60°C  * 1336746
Ex ES 97 D-02 -60°C  * 1430584
Ex ES 97 D-11U -60°C  * on request Produced to order.
Ex EM 97 D-11 -60°C  * 1431213

Rocking lever with rubber roller D50


* with safety function

Type   Material no.
Ex ES 97 D50-11 -60°C  * 1404832
Ex ES 97 D50-02 -60°C  * 1430640
Ex ES 97 D50-11U -60°C  * on request Produced to order.
Ex EM 97 D50-11 -60°C  * 1431266

Adjustable rocking lever DS

Type   Material no.
Ex ES 97 DS-11 -60°C 1336789
Ex ES 97 DS-02 -60°C 1430692
Ex ES 97 DS-11U -60°C on request Produced to order.
Ex EM 97 DS-11 -60°C 1431346

Rod lever DD

Type   Material no.
Ex ES 97 DD-11 -60°C 1336834
Ex ES 97 DD-02 -60°C 1430751
Ex ES 97 DD-11U -60°C on request Produced to order.
Ex EM 97 DD-11 -60°C 1431494

Spring rod with plastic tip TK

Type   Material no.
Ex ES 97 TK-11 -60°C 1415038
Ex ES 97 TK-02 -60°C 1430809
Ex EM 97 TK-11 -60°C 1336295

Plastic spring rod TKK

Type   Material no.
Ex ES 97 TKK-11 -60°C 1451424
Ex EM 97 TKK-11 -60°C 1450769