Notes Switch travel diagram
  Contact closed
  Contact open
  Setting range
  Break point
  Positive opening sequence/- angle
VS  adjustable range of NO contact
  adjustable range of NC contact
N   after travel
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• Metal enclosure
• Wide range of alternative actuators
• Good resistance to oil and petroleum spirit
• 66,7 mm x 76 mm x 38 mm
• Actuator heads can be repositioned by 4 x 90°
• Including Ex-certified screwed cable gland and screw plug
• Mounting details to EN 50041
• 3 cable entries M 20 x 1.5
• Ex certified
• Snap action with constant contact pressure up to switching point

 
 
Ordering details
 
Product type descriptionEX-Z1K 355-02Z-3G/D - Ordering suffix
Article numberEX-Z1K 355-02Z-3G/D
EAN Code
eCl@ss27-27-26-01
 
Approval
 
Approval
 
Classification
 
StandardsISO 13849-1
B10d Normally-closed contact (NC)20.000.000
Mission time20 Years
notice
 
Global Properties
 
Permanent lightEX-Z 355 Rollenhebel 1K
StandardsIEC 60947-5-1, EN 60079-0, EN 60079-15, EN 60079-31, BG-GS-ET-15
Compliance with the Directives (Y/N) Yes
Suitable for safety functions (Y/N)Yes
Materials
- Material of the housingslight alloy die-casting
- Material of the contactsSilver
Housing coatingpainted
Housing construction formNorm construction design
Weight
 
Mechanical data
 
Design of electrical connectionScrew connection
Cable cross-section of the cable glands
- Min. Cable cross-section of the cable glands7
- Max. Cable cross-section of the cable glands12
Cable section
- Min. Cable section0,75
- Max. Cable section2.5
AWG-Number13
Mechanical life30.000.000 operations
Switching frequency5000
noticeAll indications about the cable section are including the conductor ferrules.
Design of actuating elementOffset roller lever
Actuating force12
Bounce durationin accordance with actuating speed
Switchover time< 2
Impact energy1
Actuating speed with actuating angle 30° to switch axis
- Min. Actuating speed
- Max. Actuating speed0,5
 
Ambient conditions
 
Ambient temperature
- Min. environmental temperature−20
- Max. environmental temperature+60
Protection classIP67
 
Electrical data
 
Design of control elementOpener (NC)
Switching principleSnap switch element
- positive break NC contact
Number of auxiliary contacts0
Number of safety contacts2
Rated impulse withstand voltage6
Rated insulation voltage500
Thermal test current10 A
Utilisation categoryAC-15: 230 V / 4 A,
DC-13: 24 V / 1 A
Max. fuse rating6 A gG D-fuse
 
ATEX
 
EX-markingEX II 3G Ex nC IIC T5 Gc X, EX II 3D Ex tc IIIC T90°C Dc X
Explosion protection categories for gasesATEX gas ex-protection, Cat. 3
Explosion protection Zones for gases2
Explosion protected category for dustsATEX dust ex-protection, Cat. 3
Explosion protection Zones for dusts22
 
Dimensions
 
Dimensions of the sensor
- Width of sensor40.5
- Height of sensor118.5
- Length of sensor38
 
Keywords
 
KeywordsEx, EEx, ATEX, Ex 235, Ex 235, 235 Ex, 235ex, 235ex, ATEX 235
 
Diagram
 


Note Diagram
  positive break NC contact
  active
  no active
  Normally-open contact
  Normally-closed contact
 
Switch travel diagram
 


Notes Switch travel diagram
  Contact closed
  Contact open
  Setting range
  Break point
  Positive opening sequence/- angle
VS  adjustable range of NO contact
  adjustable range of NC contact
N   after travel
 
Ordering suffix
 
The applicable ordering suffix is added at the end of the part number of the safety switch.
Order example: EX-Z1K 355-02Z-3G/D-1297
...-1297 Enclosure with transverse slotted holes

...-1637 0,3 µm gold-plated contacts


K.A. Schmersal GmbH & Co. KG, Möddinghofe 30, D-42279 Wuppertal
The data and values have been checked throroughly. Technical modifications and errors excepted.
Generiert am 21.02.2019 - 09:16:06h Kasbase 3.3.0.F.64I