ZS 91 SR -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
  • 4 or 6 contacts
  • 4 contacts with contact staggering available:
    1 NC and 1 NO contact switching at 15°,
    1 NC and 1 NO contact switching at 25°
  • Release by lever (VD) possible
  • Belt-alignment lever can be repositioned in 6° steps clockwise or counter-clockwise
  • Version with Bus available on request
  • N.B.: Please state required international approvals with your order!

Technical data

StandardsEN ISO 13849-1; EN 60947-5-1
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Coverglass-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
Contact materialsilver
Switching elements3 NC/3 NO contacts, 4 NC/2 NO contacts, 2 NC/2 NO contacts, 3 NC/1 NO contacts or 4 NC contacts, type Zb
Switching systemsnap action, positive break NC contacts
Connectionscrew connection terminals
Cable cross-sectionmax. 2.5 mm² (incl. conductor ferrules)
Cable entry2 x M25 x 1.5
B10d (10 % Load)ZS 91 SR VD: 80 000,
ZS 91 SR: 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
Ambient temperature–40 °C … +85 °C
Mechanical lifeZS 91 SR VD:
> 40 000 operations;
ZS 91 SR:
> 1 million operations
Approvals

Stock types

Ordering details
Type code

Snap action

Contact staggering
1 NC/1 NO / 1 NC/1 NO contact

Type   Material no.
ZS 91 SR 1ÖS/1ÖS -40°C ... +85°C IP66/67 Extreme stock type Standard versions, in stock or available at short notice 1208202
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action

2 NC/2 NO contacts

Type   Material no.
ZS 91 SR 2Ö/2S -40°C ... +85°C IP66/67 Extreme 1358181
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action

3 NC/3 NO contacts

Type   Material no.
ZS 91 SR 3Ö/3S VD -40°C ... +85°C IP66/67 Extreme 1242033
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action

4 NC/2 NO contacts

Type   Material no.
ZS 91 SR 4Ö/2S VD -40°C ... +85°C IP66/67 Extreme 1242228
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action

2 NC/2 NO contacts

Type   Material no.
ZS 91 SR 2Ö/2S VD -40°C ... +85°C IP66/67 Extreme stock type Standard versions, in stock or available at short notice 1213379
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action

3 NC/1 NO contact

Type   Material no.
ZS 91 SR 3Ö/1S VD -40°C ... +85°C IP66/67 Extreme 1241836
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action

4 NC contacts

Type   Material no.
ZS 91 SR 4Ö VD -40°C ... +85°C IP66/67 Extreme 1242226
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.