Ex safety switches with separate actuator Ex 355 AZ Features/Options

Ex safety switches with separate actuator
Ex 355 AZ
Features/Options
Ex zone 1 and 21
Metal enclosure
Mounting details to EN 50041
Wiring compartment
Actuator can be repositioned in factory by 4 x 90°
Special version only for dust Ex zone 22 available
N.B.: Please state required approvals for Brazil with your order!
Note
The actuator is not included in the delivery of the switches
Dimensions
Technical data
EN 60947-5-1; EN 60079-0,
EN 60079-1, EN 60079-7,
EN 60079-31; EN ISO 13849-1
zinc die-cast, enamel finish
stainless steel 1.4301
Ex 95
IP 67 to IEC/EN 60529
silver
slow action, positive break
Standards
Enclosure
Actuator
Switch insert
Degree of protection
Contact material
Switching system
Switching elements
Connection
Cable cross-section
Cable entry
B10d (10 % Load)
TM
Uimp
Ui
Ithe
Ie/Ue
Utilisation category
Max. fuse rating
Positive break travel
Ambient temperature
Mechanical life
Ex marking
Approvals
NC contacts A
change-over contact with double
break Zb or 2 NC contacts,
galvanically separated contact
bridges
screw connection terminals
max. 1.5 mm²
(incl. conductor ferrules)
3 x M20 x 1.5 for
cable diameter 5 … 9 mm
2 million
max. 20 years
4 kV
250 V
6A
6 A/250 VAC; 0.25 A/230 VDC
AC-15; DC-13
6 A gG/gN fuse
8.3 mm
–20 °C … +60 °C
> 1 million operations
L II 2G Ex de IIC T6,
L II 2D IP67 T 80 °C
IECEx Ex de IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
BVS 04 ATEX E 126
IECEx BVS 07.0013
f
Errors and omissions excepted.
Printed:
2014-11-24
Page
1/2
steute Schaltgeräte
GmbH & Co. KG
Brückenstraße 91
32584 Löhne, Germany
Telefon +49 (0) 5731 745-0
Telefax +49 (0) 5731 745-200
[email protected]
www.steute.com
Ex safety switches with separate actuator
Ex 355 AZ
Ordering details
Slow action
1 NC/1 NO contact
Type
Ex 355 AZ 1Ö/1S
Material no.
1179075
Slow action
2 NC contacts
Type
Ex 355 AZ 2Ö
Material no.
1180261
Straight actuators
Type
Straight actuator AZ 335/355-B1
Straight actuator AZ 335/355-B1-2245 with rubber
Material no.
1170536
1170537
Angled actuators
Type
Angled actuator AZ 335/355-B5
Angled actuator AZ 335/355-B5-Flex
Material no.
1170538
1182126
Flexible actuators
Type
Flexible actuator AZ 335/355-B6
Flexible actuator AZ 335/355-B6-Flex
Material no.
1170540
1182698
Lockout tag
Type
Lockout tag SZ 16/335
Material no.
1170535
Slot sealing plug
Type
Slot sealing plug AZ 335/355-1990
Material no.
1172965
Actuators
Printed:
2014-11-24
Page
2/2
steute Schaltgeräte
GmbH & Co. KG
Brückenstraße 91
32584 Löhne, Germany
Telefon +49 (0) 5731 745-0
Telefax +49 (0) 5731 745-200
[email protected]
www.steute.com
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