Ex EM 97 TKK-11 -60°C

Ex position switch
Material number: 1450769
  • Ex zone 1 and 21
  • Thermoplastic enclosure
  • Cold-resistant down to -60 °C, return of TKK spring rod actuator is restricted at temperatures < -20 °C
  • High degree of protection IP 66 / IP 67 / IP 69
  • Design to EN 50047
  • Wiring compartment
  • Double insulated
  • Actuator: Plastic spring rod TKK (insensitive to soiling)
  • N.B.: Please state required international approvals with your order!
Note
  • 1 Ex"e" cable gland M20x1.5 included in delivery
In stock
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Technical data

StandardsEN 60947-5-1; EN 60079-0,
EN 60079-1, EN 60079-7,
EN 60079-31
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Coverglass-fibre reinforced, shock-proof thermoset material, self-extinguishing UL 94-V0
Switch insertType 8080/1-2
Degree of protectionIP 66 to EN 60079-0 + IEC/EN 60529 (... -60 °C)
IP 67 to EN 60079-0 + IEC/EN 60529 (... -20 °C)
IP 67 / IP 69 to IEC/EN 60529
IP 69K to ISO 20653
Contact materialSilver, nickel-plated
Switching systemsnap action
Switching elements1 NC/1 NO contact, type Zb
Connectionscrew connection terminals, min. 0,75 mm² AWG 18, max. 1,5 mm² AWG 16, incl. conductor ferrules
Cable entryM20 x 1,5; screwing depth max. 9 mm; use only Ex approved and certified cable glands with min. degree of protection IP 66 and suitable for the specified ambient temperature range
Utilisation categoryAC-15
Iemax. 2 A or 4 A
Uemax. 500 VAC, max. 250 VAC for unequal potential
Mechanical life> 1 million operations
Impact energymax. 7 J
Temperature classT6
Ambient temperature–60 °C … +55 °C max. 4 A, +60 °C max. 2 A
Max. fuse rating6 A gG/gN fuse
Ex marking II 2G Ex db eb IIC T6 Gb,
II 2D Ex tb IIIC T80 °C Db
IECEx Ex db eb IIC T6 Gb,
Ex tb IIIC T80 °C Db
ApprovalsBVS 16 ATEX E 052
IECEx BVS 16.0052

Contact diagram

Switching diagram

Switching angle


Accessories

Ex e cable gland M20x1.5 -60°C
  • For series Ex 97 / Ex 99
  • For safe cable entry in Ex e areas
  • Cold-resistant down to -60 °C