Ex command device
Ex BF 80
Ex zone 1 and 21
Cold-resistant down to -60 °C
Different actuating elements like push buttons, selector or key switches available
3 different enclosure sizes
Technical data
General technical data
Applied standards
EN IEC 60079-0, EN 60079-1, EN IEC 60079-7, EN 60079-31, EN ISO 13849-1
Enclosure
polyester resin, glass-fibre reinforced
Sealing
silicone
Tightening torque
cover screws: max. 1 Nm
connecting thread of cable gland: max. 3 Nm
cap nut of cable gland: max. 2 Nm
Degree of protection
IP66 (IEC/EN 60529)
B10d (10 % load)
6050
TM
max. 20 years
Switching system
slow action, positive break NC contacts A
Connection
screw connection terminals
Cable cross-section
max. 2.5 mm² (incl. conductor ferrules)
Cable entry
1 x M25 x 1.5
Clamping range
7 … 17 mm
Mechanical life
50 000 operations
Impact energy
max. 7 J (LDT/LM: max. 4 J)
Rated insulation voltage Ui
550 V
Rated operating current/voltage Ie/Ue
Contact element: AC-12: 6 A/400 VAC; AC-15: 2.5 A/400 VAC; DC-13: 1.25 A/250 VDC
Switching capacity
Contact element: AC-12: 3000 VA; AC-15: 1000 VA; DC-13: 110 W
Rated operating current Ie
Lighting element: max. 10 mA
Rated operating voltage Ue
Lighting element: 12 … 240 V
Power consumption
Lighting element: max. 1 W
Frequency range
Lighting element: 0 … 60 Hz
Temperature class
T6 / T5
Ambient temperature
T6: –60 °C … +50 °C;
T5: –60 °C … +65 °C
Ex marking
L II 2G Ex db eb IIC T6/T5 Gb,
L II 2D Ex tb IIIC T80 °C/T95 °C Db
IECEx Ex db eb IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
Approvals
PTB 10 ATEX 1018
IECEx PTB 12.0029
