Ex 98

Features/Options

  • Ex zone 1 and 21
  • Cold-resistant down to -40 °C
  • Metal enclosure
  • Design to EN 50041
  • Wiring compartment
  • Available with contact overlapping
  • Actuator can be repositioned by 4 x 90°
  • Rocking lever can be repositioned by 10° steps
  • Special version only for gas Ex zone 2 and dust Ex zone 22 available
  • N.B.: Please state required approvals for Russia and Brazil with your order!

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
DesignEN 50041
EnclosureCorrosion-resistant aluminium, powder-coated, similar to RAL 7016
CoverStainless steel 1.4401, powder-coated, similar to RAL 1003
Switch typetype 1
Coding levelno coding
Degree of protectionIP 66 to IEC/EN 60529
Contact materialsilver
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 entry1 x M20 x 1.5 for
cable section 5 … 9 mm
B10d (10 % Load)2 million
TMmax. 20 years
Uimp4 kV
Ui250 V
Iemax. 4.4 A T6 / max. 6.6 A T5
Uemax. 250 VAC; 125 VDC
Utilisation categoryAC-15; DC-13
Max. fuse rating6 A gG/gN fuse
Ambient temperatureT6: - 40° C … + 70° C (max. 4.4 A)
T5: - 40° C … + 70° C (max. 6.6 A)
Mechanical life> 1 million operations
Operation cycles1800/h
Repeat accuracy of switching points± 0.1 mm
Impact energymax. 7 J
Ex marking II 2G Ex de IIC T6/T5 Gb,
II 2D Ex tb IIIC
T80 °C/T95 °C Db
IECEx Ex de IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
ApprovalsDMT 01 ATEX E 178
IECEx BVS 07.0014

Stock types

Ordering details

Plunger


* with safety function

Type   Material no.
Ex ES 98-11 -40°C  * 1387893
Ex ES 98-02 -40°C  * 1400705
Ex ES 98-11U -40°C  * 1400703
Ex EM 98-11 -40°C  * 1407644

Roller plunger R


* with safety function

Type   Material no.
Ex ES 98 R-11 -40°C  * 1400709
Ex ES 98 R-02 -40°C  * 1400713
Ex ES 98 R-11U -40°C  * 1400711
Ex EM 98 R-11 -40°C  * 1442200

Roller lever H


* with safety function

Type   Material no.
Ex ES 98 H-11 -40°C  * 1400717
Ex ES 98 H-02 -40°C  * 1400721
Ex ES 98 H-11U -40°C  * 1400719
Ex EM 98 H-11 -40°C  * 1409658

Parallel roller lever PH


* with safety function

Type   Material no.
Ex ES 98 PH-11 -40°C  * 1400725
Ex ES 98 PH-02 -40°C  * 1400729
Ex EM 98 PH-11 -40°C  * 1410011

Rocking lever D


* with safety function

Type   Material no.
Ex ES 98 D-11 -40°C  * 1400733
Ex ES 98 D-02 -40°C  * 1400737
Ex ES 98 D-11U -40°C  * 1400735
Ex EM 98 D-11 -40°C  * 1409961

Long rocking lever DL


* with safety function

Type   Material no.
Ex ES 98 DL-11 -40°C  * 1400741
Ex ES 98 DL-02 -40°C  * 1400745
Ex ES 98 DL-11U -40°C  * 1400743
Ex EM 98 DL-11 -40°C  * 1442030

Adjustable rocking lever DS

Type   Material no.
Ex ES 98 DS-11 -40°C 1400749
Ex ES 98 DS-02 -40°C 1400753
Ex ES 98 DS-11U -40°C 1400751
Ex EM 98 DS-11 -40°C 1442493

Rod lever DD

Type   Material no.
Ex ES 98 DD-11 -40°C 1400757
Ex ES 98 DD-02 -40°C 1400761
Ex ES 98 DD-11U -40°C 1400759
Ex EM 98 DD-11 -40°C 1442593