ST 61

Features/Options

  • Metal enclosure
  • Double insulated
  • 3 cable entries M20 x 1.5
  • Wiring compartment
  • Long life
  • High level of contact reliability with low voltages and currents
  • Gold-plated contacts available on request
  • Ex version available
Note
  • The actuator is not included in the delivery of the switches

Technical data

StandardsEN ISO 13849-1; EN 60947-5-1; EN ISO 14119
Enclosurealuminium die-cast, powder-coated
Actuatorstainless steel 1.4301
Switch typetype 2
Coding levellow coding
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break NC contacts
Switching elements1 NC/1 NO contact or 2 NC contacts, type Zb
Connectionscrew connection terminals
Cable cross-sectionmax. 2.5 mm² (incl. conductor ferrules)
Cable entry3 x M20 x 1.5
B10d (10 % Load)2 million
TMmax. 20 years
Uimp6 kV
Ui400 V
ItheST 61 1Ö/1S: 16 A; ST 61 2Ö: 6 A
Ie/UeST 61 1Ö/1S: 16 A/400 VAC
ST 61 2Ö: 6 A/400 VAC
Utilisation categoryAC-15
Max. fuse ratingST 61 1Ö/1S: 16 A gG/gN fuse
ST 61 2Ö: 6 A gG/gN fuse
Operation cycles1800/h
Positive break travel10 mm
Mechanical life> 1 million operations
Ambient temperature–20 °C … +80 °C
Approvals
Ordering details
Type code

Slow action

1 NC/1 NO contact

Type   Material no.
ST 61 1Ö/1S stock type Standard versions, in stock or available at short notice 1047846
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Slow action

2 NC contacts

Type   Material no.
ST 61 2Ö 1047979
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Actuators
Type   Material no.
Straight actuator ST 61-B1 stock type Standard versions, in stock or available at short notice 1032911
Type   Material no.
Angled actuator ST 61-B5 stock type Standard versions, in stock or available at short notice 1032913