RC Si 56

  • Thermoplastic enclosure
  • Long life
  • Reed contacts, coded
  • Actuation from front
  • Switching distance up to 6 mm
  • With pre-wired cable
  • Version with LED lamp available on request
  • Version with higher degree of protection IP 69 available - see chapter / RC SI 56 IP69 Extreme >
Note
  • The actuator is not included in the delivery of the switches

Technical data

StandardsEN 60947-5-2, EN 60947-5-3;
EN ISO 13849-1; EN ISO 14119
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Defined objectMC 56
Sensor typetype 4 interlocking device
Coding levellow coding
Degree of protectionIP 67 to IEC/EN 60529
Switching systemreed contacts
Switching elements1 NC/1 NO contact or 2 NC contacts
Connectionpre-wired cable 4 x AWG 24
 
Safety-relevant data:*
EN ISO 13849-1PL e, Category 4
B10d20 million
TMmax. 20 years
MTTFd> 100 years
DC/DCavg> 99 %
 
Switching voltagemax. 30 VDC
Ie/Uemax. 157 mA, with LED: max. 20 mA / 24 VDC
Utilisation categoryDC-12
Voltage drop at Ie3.15 V, with LED: 3 V
Short-circuit current Ikmax. 750 mA for 50 ms, with LED: max. 30 mA for 50 ms
Switching frequencymax. 5 Hz
Degree of pollution3
Safety classII
Ambient temperature–20 °C … +85 °C
Mechanical life> 10 million operations
Repeatability< 0.5 mm
Hysteresis≤ 24 mm
Switching distancessn 6 mm, sao 4 mm, sar 30 mm
ApprovalsDNV-GL on request

* is only achieved in combination with a safety module

Ordering details

Reed contacts, coded

1 NC/1 NO contact

Type   Material no.  
Type    Material no.   
RC Si 56 1Ö/1S - 2m 1187349
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
RC Si 56 1Ö/1S - 5m stock type Standard versions, in stock or available at short notice 1182314
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Type    Material no.   
RC Si 56 1Ö/1S - 10m 1188312
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Reed contacts, coded

1 NC/1 NO contact
with LED lamp

Type   Material no.  
Type    Material no.   
RC Si 56 1Ö/1S - LED - 2m on request Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
RC Si 56 1Ö/1S - LED - 5m on request Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
RC Si 56 1Ö/1S - LED - 10m on request Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Reed contacts, coded

2 NC contacts

Type   Material no.  
Type    Material no.   
RC Si 56 2Ö - 2m stock type Standard versions, in stock or available at short notice 1188333
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Type    Material no.   
RC Si 56 2Ö - 5m stock type Standard versions, in stock or available at short notice 1185905
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Type    Material no.   
RC Si 56 2Ö - 10m 1185451
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Reed contacts, coded

2 NC contacts
with LED lamp

Type   Material no.  
Type    Material no.   
RC Si 56 2Ö - LED - 2m on request Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
RC Si 56 2Ö - LED - 5m 1335759
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
RC Si 56 2Ö - LED - 10m stock type Standard versions, in stock or available at short notice 1189556
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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.  
Type    Material no.   
Actuating magnet coded MC 56 stock type Standard versions, in stock or available at short notice 1180987
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Type   Material no.  
Type    Material no.   
Actuating magnet coded MC 56-3 stock type Standard versions, in stock or available at short notice 1182053
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Accessories

Safety relay module SRM 21 RT2
  • N.B.: Please state required international approvals with your order!
  • LED indicator for switching condition
  • 2 NC or 1 NC/1 NO contact can be connected
  • Crossed wire monitoring
  • Manual or automatic reset
  • 1 transistor output
  • 2 enabling paths
  • Feedback circuit
  • Enclosure width: 22.5 mm
Safety relay module SRM 21 Multi
  • PL e, SIL CL 3
  • LED indicator for switching condition
  • Manual or automatic start
  • 1 auxiliary output
  • 2 enabling paths potential-free
  • 2 NC or 2 change-over contacts can be connected
  • Feedback circuit
  • Enclosure width: 22.5 mm