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品牌: steute
名称: 防爆磁开关
型号: Ex STM 295
网络:

Ex zone 1 and 21

Thermoplastic enclosure

Double insulated Schutzisoliert

Two Ex switch inserts in one enclosure

Spring-to-lock or power-to-lock principle

Holding force 1000 N

Wiring compartment

N.B.: Please state required approvals for Russia and North America with your order!

 

Standards
EN 60947-5-1; EN 1088;
EN 60079-0, EN 60079-1,
EN 60079-7, EN 60079-18;
EN 61241-0, EN 61241-1;
EN ISO 13849-1
Enclosure
glass-fibre reinforced, shock-resistant thermoplastic,
self-extinguishing UL 94-V0
Actuator
stainless steel 1.4301
Switch insert
Ex 95
Degree of protection
IP 64 to IEC/EN 60529
Contact material
silver
Switching system
slow action, positive break NC contact Zwangsöffnung
Switching elements
2 NC and 2 NO contacts with positive break, galvanically separated contact bridges
Connection
M3 screw clamps
B10d(10% Load)
1 million
TM
max. 20 years
Cable section
max. 1.5 mm2 (incl. conductor ferrules)
Cable entries
2 x M20 x 1.5 for cable section 5 … 9 mm
Uimp
4 kV
Ui
250 V
Ithe
6 A
Ie/Ue
3 A/250 VAC; 0.25 A/230 VDC
Utilisation category
AC-15, DC-13
Max. fuse rating
6 A gL/gG D-fuse
Ie/Ue solenoid
0.08 A / 24 VDC +10%/–15%
Power consumption
max. 47 W (0,25s)
Ambient temperature
–20 °C … +55 °C
Mechanical life
> 500.000 operations
Ex marking
EEx geprüft II 2G Ex demb IIC T4 Gb,
EEx geprüftII 2D Ex tD A21 IP64 T100°C
IECEx Ex demb IIC T4,
Ex tD A21 IP64 T100°C
Approvals
BVS 10 ATEX E 053 X
IECEx BVS 11.0030X

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