Pull-wire switch
ZS 71 WZ KST IP69 Extreme
Version with higher degree of protection IP69: suitable for cleaning with 80 °C hot water at 100 bar pressure at a distance of 100 mm from different directions
Pull-wire unit and screws made of stainless steel 1.4305 (NIRO)
Suitable for the food processing industry
Thermoplastic enclosure
Compact design
Spring force variant: 55 N
Snap action
2 contacts
Watertight collar W for protection against penetration of dirt
Pull-wire function
Attention: Please state required international approvals with your order!
Technical data
General technical data
Applied standards
EN 60947-5-1, EN 60947-5-5, EN ISO 13850, EN ISO 13849-1
Enclosure
thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Cover
thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Degree of protection
IP66, IP67, IP69 (IEC/EN 60529) / IP69K (ISO 20653)
B10d (10 % load)
200 000
TM
max. 20 years
Contact material
silver
Switching system
snap action, positive break NC contacts A
Switching elements
1 NC/1 NO contact, type Zb
Connection
screw connection terminals
Cable cross-section
max. 2.5 mm² (incl. conductor ferrules)
Cable entry
3 x M20 x 1.5
Rated impulse withstand voltage Uimp
6 kV
Rated insulation voltage Ui
400 V
Conventional thermal current Ithe
6 A
Rated operating current/voltage Ie/Ue
6 A/400 VAC
Utilisation category
AC-15
Short-circuit protection
6 A gG/gN fuse
Ambient temperature
–25 °C … +70 °C
Mechanical life
> 100 000 operations
Approvals
a
