ES 91 / EM 91 -40°C ... +85°C IP66/67 Extreme

Features/Options

  • Temperature resistant from -40 °C to +85 °C
  • High degree of protection IP 66 / IP 67
  • Thermoplastic enclosure
  • ES 91: Slow action, 4 or 6 contacts
  • EM 91: Snap action, 4 or 6 contacts
  • Wiring compartment

Technical data

StandardsEN ISO 13849-1; EN 60947-5-1; EN ISO 14119
Switch typetype 1
Coding levelno coding
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Tightening torquecover screws: max. 0.8 Nm,
actuator screw: max. 3.3 Nm
Degree of protectionIP 66/67 to IEC/EN 60529
Switch insertES 232 or EM 232
Contact materialsilver
Switching systemslow or snap action, positive break
NC contacts
Switching elements3 NC/3 NO, 4 NC/2 NO or
2 NC/2 NO contacts with double break Zb, galvanically separated contact bridges
Positive break torque2.9 Nm
Connectionscrew connection terminals
Cable cross-sectionmax. 2.5 mm² (incl. conductor ferrules)
Cable entry2 x M25 x 1.5
B10d (10 % Load)2 million
TMmax. 20 years
Uimp6 kV
Ui400 V
Ithe6 A
Conditional short-circuit current1100 A
Utilisation categoryAC-15
Ie/Ue6 A/400 VAC
Max. fuse rating6 A gG/gN fuse
Operation cyclesmax. 720/h
Ambient temperature–40 °C … +85 °C
Mechanical life> 1 million operations
Approvals