Ex 99

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 50041
  • 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 international approvals 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 60079-31; 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 (EN 60079-0 + IEC/EN 60529)
IP 67, IP 69 (IEC/EN 60529)
IP 69K (ISO 20653)
Contact materialSilver, nickel-plated
Switching systemslow or snap action, positive break NC contacts ; positive break depends on the actuator used
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 down to -40 °C
max. 4 J down to -60 °C
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 E113 X
IECEx BVS 16.0076X

Stock types

Ordering details

Plunger S


* with safety function

Type   Material no.
Ex ES 99 S-11 -60°C X  * 1349234
Ex ES 99 S-02 -60°C X  * 1441051
Ex ES 99 S-11U -60°C X  * on request Produced to order.
Ex EM 99 S-11 -60°C X  * 1404450

Roller plunger R


* with safety function

Type   Material no.
Ex ES 99 R-11 -60°C X  * 1349302
Ex ES 99 R-02 -60°C X  * 1441132
Ex ES 99 R-11U -60°C X  * on request Produced to order.
Ex EM 99 R-11 -60°C X  * 1442354

Roller lever H


* with safety function

Type   Material no.
Ex ES 99 H-11 -60°C X  * 1349368
Ex ES 99 H-02 -60°C X  * 1441184
Ex ES 99 H-11U -60°C X  * on request Produced to order.

Parallel roller lever PH


* with safety function

Type   Material no.
Ex ES 99 PH-11 -60°C X  * 1349434
Ex ES 99 PH-02 -60°C X  * 1441262
Ex ES 99 PH-11U -60°C X  * on request Produced to order.
Ex EM 99 PH-11 -60°C X  * 1442544

Rocking lever D


* with safety function

Type   Material no.
Ex ES 99 D-11 -60°C X  * 1349491
Ex ES 99 D-02 -60°C X  * 1441962
Ex EM 99 D-11 -60°C X  * 1442636

Adjustable rocking lever DS

Type   Material no.
Ex ES 99 DS-11 -60°C X 1349735
Ex ES 99 DS-02 -60°C X 1442032
Ex ES 99 DS-11U -60°C X on request Produced to order.
Ex EM 99 DS-11 -60°C X 1442717

Rod lever DD

Type   Material no.
Ex ES 99 DD-11 -60°C X 1349879
Ex ES 99 DD-02 -60°C X 1442086
Ex EM 99 DD-11 -60°C X 1443254

Spring rod with plastic tip TK

Type   Material no.
Ex ES 99 TK-02 -60°C X 1442152
Ex EM 99 TK-11 -60°C X 1443893