Product features
Ex zone 1 and 21
Pull-wire unit made of stainless steel 1.4404, hard-coated housing, cover made of stainless steel 1.4404, screws A2
Cold-resistant down to -40 °C
High degree of protection IP66 / IP67
Watertight collar W for protection against penetration of dirt
2 contacts
Tractive force 120 N (counterweight of min. 12 kg to pretension anti-two-block switch)
For limiting the hoist height
Technical data
General technical data
Applied standards
EN 60947-5-1, EN IEC 60079-0, EN 60079-1, EN 60079-31
Enclosure
aluminium die-cast, hard-coated, powder-coated, anthracite grey, similar to RAL 7016
Cover
stainless steel 1.4404, powder-coated, signal yellow, similar to RAL 1003
Degree of protection
for hazardous areas: IP65 (EN IEC 60079-0 + IEC/EN 60529)
for non-hazardous areas: IP66/67 (IEC/EN 60529)
B10d (10 % load)
2 million
TM
max. 20 years
Contact material
silver, gold-plated
Switching elements
2 NC contacts, type Zb
Switching system
slow action
Connection
cable BETAflam 145 flex
Cable cross-section
4 x 0.75 mm² (incl. conductor ferrules)
Cable length
5 m
Rated impulse withstand voltage Uimp
4 kV
Rated insulation voltage Ui
250 V
Conventional thermal current Ithe
T6: 6 A, T5: 3 A
Utilisation category
AC-15; DC-13
Rated operating current/voltage Ie/Ue
6 A/250 VAC; 0.25 A/230 VDC
Short-circuit protection
6 A gG/gN fuse
Ambient temperature
T6: –40 °C ... +65 °C,
T5: –40 °C ... +75 °C, +90 °C with max. 3 A
Mechanical life
> 1 million operations
Impact energy
max. 7 J
Ex marking
L II 2G Ex d IIC T6/T5 Gb,
L II 2D Ex tb IIIC T80 °C/T95 °C Db
IECEx Ex d IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
Approvals
PTB 11 ATEX 1003 X
IECEx PTB 07.0034 X
Weight
1374 g
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