Ex STM 295-3G/D

Note

Standards	EN 60947-5-1; EN 60079-0; EN 60079-1; EN 60079-7; EN 60079-18; EN 60079-31; EN ISO 13849-1; EN ISO 14119
Enclosure	glass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Switch type	type 2
Coding level	low coding
Tightening torque	cover screws 0.5 … 0.6 Nm, switch inserts M3 screw clamps min. 0.6 Nm, solenoid M3.5 screw clamps min. 0.8 Nm
Degree of protection	IP 67 to IEC/EN 60529
Contact material	silver
Switching system	slow action, positive break NC contacts
Switching elements	2 NC/2 NO, 3 NC/1 NO or 4 NC/2 NO contact, type Zb
Connection	screw connection terminals
Cable cross-section	max. 1.5 mm² (incl. conductor ferrules)
Cable entry	2 x M20 x 1.5 for cable diameter 5 … 9 mm
B_10d (10 % Load)	1 million
T_M	max. 20 years
U_imp	4 kV
U_i	250 V
I_the	3 A
I_e/U_e	3 A/250 VAC; 0.25 A/230 VDC
Utilisation category	AC-15; DC-13
Max. fuse rating	6 A gG/gN fuse
I_e/U_e solenoid	0.08 A / 24 VDC +10 %/–15 %
Power consumption	max. 47 W (0.25 s)
Max. fuse rating solenoid	2 A (slow blow)
Ambient temperature	–20 °C … +55 °C
Mechanical life	> 500 000 operations
Locking force F_max	1000 N
Impact energy	max. 7 J
Ex marking	II 3G Ex dc ec mc IIC T4 Gc II 3D Ex tc IIIC T100°C Dc

Stock types

Spring-to-lock principle
2 NC/2 NO contacts
with manual release FE

Spring-to-lock principle
2 NC/2 NO contacts

Type		Material no.
Type		Material no.
Ex STM 295 2Ö/2S-R-3G/D		1183008
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type		Material no.
Ex STM 295 2Ö/2S-R/90°-3G/D		1184334
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Spring-to-lock principle
2 NC/2 NO contacts

with manual release FE

Type		Material no.
Type		Material no.
Ex STM 295 2Ö/2S-R-FE-3G/D	stock type Standard versions, in stock or available at short notice	1183680
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Type		Material no.
Ex STM 295 2Ö/2S-R/90°-FE-3G/D		1185098
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Spring-to-lock principle
3 NC/1 NO contact

with manual release FE

Type		Material no.
Type		Material no.
Ex STM 295 3Ö/1S-R-FE-3G/D		1184175
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type		Material no.
Ex STM 295 3Ö/1S-R/90°-FE-3G/D		1186458
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Spring-to-lock principle
4 NC/2 NO contacts

Type		Material no.
Type		Material no.
Ex STM 295 4Ö/2S-R-3G/D		1187919
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Power-to-lock principle
2 NC/2 NO contacts

Type		Material no.
Type		Material no.
Ex STM 295 2Ö/2S-A-3G/D		1183007
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Power-to-lock principle
3 NC/1 NO contact

Type		Material no.
Type		Material no.
Ex STM 295 3Ö/1S-A-3G/D		1187286
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.