836 EEx certified switches Safety switches Position ... - KASBASE

14.
14.1
14.1.3
14.1.3.1
EEx certified switches
Safety switches
Position switches with safety function / Class 1
EEx T 356 range
Druckbolzen
9,5
7,3
5,3
30
30,5
40-46
55,7
93,5
84
50
22
ø7
Features
• Thermoplastic enclosure with
metal cover
• Double insulated X
• Mounting dimensions and
switching points to EN 50041
• Slow action with 1 NO and
1 positive break NC contact
• Actuator heads can be repositioned
in steps 4 x 90°
• Angle of roller lever adjustable
in 10° steps
• Good resistance to oil and
petroleum spirit
• EEx certified
• Pre-wired cable available in
various lengths
16
38
Info
• Metal rollers on enquiry
Cable length
2 metres long ordering suffix -2m
5 metres long ordering suffix -5m
Please state cable length in orders
Ordering
details
Position switch with safety function /
class 1 series EEx T 356 with roller
lever H with slow action with one NO
and one NC contact and 5 m cable:
EEx T4VH 356-11z-5m
836 Schmersal

14.
14.1
14.1.3
14.1.3.1
EEx certified switches
Safety switches
Position switches with safety function / Class 1
EEx T 356 range
Rod lever 10H
48,7
¤6
16,5
9,5
25 13
9,5
34
200
Features
• Plastic rod
• Only for positioning duties
• Actuating torque: Min. 27.5 Ncm
Info
• Alternative aluminium rod,
ordering suffix -1183
Contacts/
Switch travel
1 NO
1 NC
BK 23
BN 11
24 BK
12 BU
Slow action
EEx T4V10H 356-11z
80° 42° 0 42° 80°
24°
24°
BK-BK
BN-BU
Schmersal
841

14.
14.1
14.1.3
14.1.3.3
EEx certified switches
Safety switches
Position switches with safety function / Class 1
Technical data
EEx T 356 EEx 95
Standards:
IEC/EN 60947-5-1; EN 1088; BG-GS-ET-15
EEx identification: L II 2G EEx d IIC T6; L II 2G EEx de IIC T6;
L II 2D IP65 T80ºC
L II 2D IP67 T80ºC
Certification: PTB 03 ATEX 1068 X DMT 01 ATEX E 118
Design: Mounting to EN 50041 EN 50047
Enclosure:
Glass-fibre reinforced thermoplastic, self-extinguishing
Cover: Metal –
Protection class: IP 67 to IEC/EN 60529
Contact material:
Silver
Contact type:
Change-over contact, double break Zb or 2 NC contacts, with galvanically separated contact bridges
Switching system:
A IEC 60947-5-1; BG-GS-ET-15; slow action, NC contacts with positive break
Termination: Cable H05VV-F 4 x 0.75 mm 2; Screw terminals for max. 1.5 mm 2 cables
Length: 2 and 5 m
(including conductor ferrules)
Rated impulse
withstand voltage U imp : 2.5 kV 4 kV
Rated insulation voltage U i : 250 V 400 V
Thermal test current I th :
6 A
Utilisation category:
AC-15; DC-13
Rated operating
current/voltage I e /U e : 6 A/250 VAC 6 A/250 VAC; 0.25 A/230 VAC
Max. fuse rating: 20 A (slow blow); 25 A (quick blow), 6 A (slow blow) as positive break position switch
6 A (slow blow) as positive break position switch
Ambient temperature: – 20 ºC … + 65 ºC – 20 ºC … + 60 ºC
Mechanical life: > 1 million operations 10 million operations
Switching frequency: 1800/h max. 3600/h
Switching point accuracy: ± 0.02 mm –
Actuating speed:***
min. 60 mm/min
Contact break for
complete stroke:* 2 x 3.5 mm min. 2.3 mm; max. 2 x 4.5 mm
Bounce duration: * **
Switchover time: * **
Positive break force: See switch description –
Positive break stroke: See switch description –
* For complete actuating stroke
** In accordance with actuating speed
*** For the switch plunger
858 Schmersal