ES 51

Features/Options

  • Metal enclosure
  • Slow action , change-over contact with double break
  • 1 cable entry M16 x 1.5
  • Gold-plated contacts available on request
Note
  • When used as safety switch, secure the enclosure against slipping with appropriate means, e.g. pinning.

Technical data

StandardsEN ISO 13849-1; EN 60947-5-1; EN ISO 14119
Enclosurealuminium die-cast, powder-coated
Switch typetype 1
Coding levelno coding
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break NC contacts ; positive break depends on the actuator used
Switching elements1 NC/1 NO contact, type Zb
Connectionscrew connection terminals
Cable cross-sectionmax. 1.5 mm² (incl. conductor ferrules)
Cable entry1 x M16 x 1.5
B10d (10 % Load)2 million
TMmax. 20 years
Uimp4 kV
Ui400 V
Ithe4 A
Utilisation categoryAC-15
Ie/Ue4 A/400 VAC
Max. fuse rating4 A gG/gN fuse
Mechanical life> 1 million operations
Operation cycles3600/h
Ambient temperature–20 °C … +80 °C
Repeat accuracy of switching points± 0.1 mm
Approvals

Stock types

Ordering details
Type code

Plunger


* with safety function

Type   Material no.
ES 51 1Ö/1S  * stock type Standard versions, in stock or available at short notice 1047001
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Plunger with collar W


* with safety function

Type   Material no.
ES 51 W 1Ö/1S  * stock type Standard versions, in stock or available at short notice 1047005
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Adjustable plunger ST


* with safety function

Type   Material no.
ES 51 ST 1Ö/1S  * 1047010
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Adjustable plunger with collar WST


* with safety function

Type   Material no.
ES 51 WST 1Ö/1S  * 1047011
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Ball plunger KU


* with safety function

Type   Material no.
ES 51 KU 1Ö/1S  * 1047008
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Cap with collar WK


* with safety function

Type   Material no.
ES 51 WK 1Ö/1S  * 1047012
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Roller plunger R


* with safety function

Type   Material no.
ES 51 R 1Ö/1S  * stock type Standard versions, in stock or available at short notice 1047013
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Roller plunger with collar WR


* with safety function

Type   Material no.
ES 51 WR 1Ö/1S  * 1047017
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Roller lever H


* with safety function

Type   Material no.
ES 51 H 1Ö/1S  * stock type Standard versions, in stock or available at short notice 1047019
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Roller lever with collar WH


* with safety function

Type   Material no.
ES 51 WH 1Ö/1S  * stock type Standard versions, in stock or available at short notice 1047022
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Long roller lever HL


* with safety function

Type   Material no.
ES 51 HL 1Ö/1S  * 1047027
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Long roller lever with collar WHL


* with safety function

Type   Material no.
ES 51 WHL 1Ö/1S  * 1047029
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Parallel roller lever PH


* with safety function

Type   Material no.
ES 51 PH 1Ö/1S  * 1047034
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Parallel roller lever with collar WPH


* with safety function

Type   Material no.
ES 51 WPH 1Ö/1S  * 1047035
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Offset roller lever HK

Type   Material no.
ES 51 HK 1Ö/1S 1047032
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Offset roller lever with collar WHK

Type   Material no.
ES 51 WHK 1Ö/1S 1047033
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Rocking lever D

Type   Material no.
ES 51 D 1Ö/1S stock type Standard versions, in stock or available at short notice 1047036
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Long rocking lever DL

Type   Material no.
ES 51 DL 1Ö/1S 1047039
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Adjustable rocking lever DS

Type   Material no.
ES 51 DS 1Ö/1S 1047042
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Spring-rod lever DF

Type   Material no.
ES 51 DF 1Ö/1S 1047041
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Rod lever DD

Type   Material no.
ES 51 DD 1Ö/1S 1047040
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Options

Connector M12 x 1, 5-pole