# RELAY, SAFETY, 3NO, SPST-NC, 250VAC, 8A

![Product image](https://novapart.co/image/farnell:2427151/)

**URL**: https://novapart.co/products/85102435/relay-safety-3no-spst-nc-250vac-8a
**SKU**: 85102435
**Manufacturer**: CROUZET
**Category**: Switches & Relays || Relays || Safety Relays
**Price**: €274.9200
**Stock**: 10+

## Description

; RELAY, SAFETY, 3NO, SPST-NC, 250VAC, 8A; Product Range:KNE3-YS Series; Contact Configuration:3PST-NO, SPST-NC; Coil Voltage:230VAC; Contact Current:8A; Relay Mounting:DIN Rail; R

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (17-Dec-2014) |
| Ip Rating | IP20, IP40 |
| Coil Voltage | 230VAC |
| Product Range | KNE3-YS Series |
| Relay Mounting | DIN Rail |
| Contact Current | 8A |
| Relay Terminals | Screw |
| Contact Configuration | 3PST-NO, SPST-NC |
| Contact Voltage Ac Nom | 250V |
| Contact Voltage Dc Nom | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2427151/)

28/07/2014 

www.crouzet.com 

## **Emergency stop and safety guard monitoring 2 channels KNE3-YS Part number 85102435** 

"Emergency stop" & "Safety gates monitoring" functions Single and 2-channel operation Security with redundancy and feedback circuit 3 "NO" security contacts 1 "NC" monitoring contact Security category 4 (according to EN 954-1) Performance Level (PL) e, safety category 4 to EN ISO 13849-1 SIL Claimed Level (SIL CL) 3 to IEC/EN 62061 Terminals : fixed screw terminals or plugin cage clamp terminals 

|**Part numbers**<br>~~SS~~|**Part numbers**<br>~~SS~~|**Part numbers**<br>~~SS~~|**Part numbers**<br>~~SS~~|**Part numbers**<br>~~SS~~|
|---|---|---|---|---|
|**Type**<br>**Terminals**<br>**85102435**<br>KNE3-YS<br>Screws<br>SS||**Voltages**<br>230 VAC|**Supply frequency range (Hz)**<br>50/60|**Outputs**<br>3 NO + 1 NC|
|**Specifications**<br>~~SS~~|||||
|**Operating characteristics**|||||
|Functions|Emergency stop||||
||Safety gates monitoring||||
|Operation<br>Control input<br>ee<br>rrrrrrrr———s|1 or 2 channels<br>Manual restart with On-button (Y1 - Y2 terminals)||||
||Automatic restart (switch S2 & Y1 - Y2 linked)||||
|Failure detection|Monitored start on On-button||||
||With or without cross fault monitoring in the emergency-stop loop (switch S1)||||
|Display of output state by LED|Power supply : PWR||||
||Output : OUT1 (relay K1)||||
||Output : OUT2 (relay K2)||||
|**Supply**|||||
|Supply voltage|85 102 436 / 85 103 436 : 24 V AC/DC||85 102 436 / 85 103 436 : 24 V AC/DC||
||85 102 434 : 110-115 VAC||||
||85 102 435 : 230 VAC||||
|Supply frequency range (Hz)<br>rrr|50 / 60||||
|Operating range|AC/DC :± 10 % Un||||
||AC : -15 % +10 % Un||||
|Consumption|1,5 W (24 VDC)||||
||3,7 VA (230 VAC)||||
|Initialization time<br>~~ee~~|250 ms||||
|**Precision**|||||
|Maximum reset time|30 ms (manual start)||||
||350 ms (automatic start)||||
|Maximum response time on emergency stop|150 ms (AC/DC)||||
||50 ms (AC)||||
|**Output specification**|||||
|Type<br>Number of safety circuits<br>Perrrrrrrrrr——CO<br>rrr|Forcibly guided relays (positively driven)<br>3 NO||||
|Number of data circuits<br>Nominal output voltage<br>Perrrrrrrrrr———CO<br>~~a~~|1 NC<br>250 V AC max.||||
|Max. thermal current I for each contact<br>~~a~~|8 A||||
|Maximum power rating|According to AC15 (NO contacts)  : 3 A / 230 V AC||||
||According to AC15 (NC contacts)  : 2 A / 230 VAC||||
||According to DC13 (NO contacts)  : 4 A / 24 VDC ; 0,5 A / 110 VDC||||
||According to DC13 (NC contacts)  : 4 A / 24 VDC||||
|Electrical endurance|At 5 A, 230 VAC, cosφ=1 : 1,5 x 105switching cycles||||
|Mechanical life<br>Maximum rate<br>Protection against short circuits<br>TT<br>TTTTTOCOCO™O.CC‘*S<br>ee<br>rrrrrrrs—s|At 8 A, 24 VDC, according to DC 13 (NO contacts)  : 25 x 103switching cycles (ON : 0,4 s ; OFF : 9,6 s)<br>20 x 106switching cycles<br>1200 switching cycles / h<br>Max. fuse rating : 10 A gL||||
||Line circuit breaker : B 6 A||||
|**Climatic environment**|||||
|Operating temperature (oC)<br>Storage temperature (0C)<br>Altitude<br>~~a~~<br>TT<br>TTTOOCOC™~™O.C*W<br>res|-15 →+55<br>-25 →+85<br>< 2000 m||||
|Climate resistance according to IEC/EN 60068-1<br>~~ee~~|15 / 055 / 04||||
|**Mechanical environment**|||||



Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected 

www.crouzet.com 

28/07/2014 Vibration resistance according to IEC/EN 60068-2-6 Amplitude : 0,35 mm Lo Frequency : 10 →55 Hz **Electromagnetic environment** Immunity to electrostatic discharges acc. IEC/EN 61000-4- ~~Lo~~ 2 8 kV (air) Immunity to radiated, radio-frequency, electromagnetic 10 V / m Lo field acc. IEC/EN 61000-4-3 Immunity to rapid transient bursts acc. to IEC/EN 61000-42 kV Lo 4 Immunity to shock waves according to IEC/EN 61000-4-5 Between wires for power supply : 1 kV (AC), 0,5 kV (24 V AC/DC) Lo Between wires and ground : 2 kV Immunity to radio frequency in common mode acc. to 10 V Lo IEC/EN 61000-4-6 ~~ee~~ Interference suppression according to IEC/EN 55011 Limit value class B **Housing** O————C—C“‘CC*rs Material : self-extinguishing (UL94VO) Thermoplastic with V0 extinction behaviour P————C‘CCC*rs Protection (IEC/EN 60529) - Casing IP40 P—————C‘CC*zr Protection (IEC/EN 60529) - Term. block IP20 Prrr——C—CiC‘C*zS Mounting DIN-rail Weight (g) 210 (24 VAC/DC) ~~Lo~~ 275 (230 VAC) **Safety standards** PO——C‘CSCi*zCS Approvals CE, TÜV, UL / CSA PO——Ci‘CSCtsC*d Environmental directive 2002/95/CE RoHS PO——C“‘CO;OCC*d Environmental regulation 1907/2006 Reach Security data according to EN ISO 13849-1 Performance Level (PL)  : e ~~Lo~~ Category : 4 PO——Ci‘CSCtsC*d SIL Claimed Level (SIL CL) to IEC/EN 62061 3 PO——C“(‘CO;COC‘*dr Safety Integrity Level (SIL) according to CEI/EN 61508 3 ~~ee~~ Safety category to EN 954-1 4 

~~ee~~ **Principles** Enisoveer; ida [Categoy: | [| 

Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected 

28/07/2014 

www.crouzet.com 

~~e~~ **Dimensions (mm)** ~~er~~ 

~~rrr~~ **Dimensions (mm) KNE3-YS - Screw terminals** 

## ~~ee~~ **Curves Function diagram** 

~~eer~~ **Connections Front face drawing KNE3-YS** 

Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected 

28/07/2014 

www.crouzet.com 

~~ee~~ **Connections Contacts** 

A1 (+) : + / L A2 : - / N Y1, Y2 : Validation Input Y11, Y21, Y12, Y22 : Control Inputs 13, 14, 23, 24, 33, 34 : Safety circuit outputs (forcibly guided NO contacts) 41, 42 : Monitoring output (forcibly 

Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected 

28/07/2014 guided NC contact) 

www.crouzet.com 

~~ee~~ **Applications Single channel emergency stop circuit** 

This circuit does not have any redundancy in the emergency-stop control circuit. S1 : no cross fault detection S2 : automatic start 

~~ee~~ **Applications 2-channel emergency stop circuit without cross fault monitoring** 

S1 : no cross fault detection S2 : manual start 

~~ee~~ **Applications Contact reinforcement by external contactors controlled by one contact path** 

Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected 

28/07/2014 

www.crouzet.com 

S1 : no cross fault detection S2 : automatic start 

~~ee~~ **Applications 2-channel safety gate monitoring** 

S1 : no cross fault detection S2 : manual start 

~~|~~ **Applications Contact reinforcement by external contactors, 2-channel controlled** 

Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected 

28/07/2014 

www.crouzet.com 

For currents > 8 A, the output contacts can be reinforced by external contactors. Functioning of the external contactors is monitored by looping the NC contacts into the start circuit (Y1-Y2) 

~~a~~ **Applications 2-channel emergency stop circuit with cross fault monitoring** 

S1 : cross fault detection S2 : manual start 

Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected 



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- [Supplier page](https://es.farnell.com/crouzet-control/85102435/relay-safety-3no-spst-nc-250vac/dp/2427151)
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