Wago - 857-642

Fixed-type timing relay module with ON- and OFF-delay switching + 2 x separate adjustable time ranges + yellow LED - for railways applications - WAGO (857 series) - single-pole / 1-pole (1P) - control voltage 16.8-31.2Vdc (24Vdc nom.; 0.7...1.3 x Uc; SELV) - 1C/O / SPDT (Single Pole Double Throw) contact - Electromechanical design - Rated current 6A (continuous) / 3A (250Vac; AC-15) / 2A (24Vdc; DC-13) - with Push-in CAGE CLAMP connections - DIN-35 rail mounting (6mm width) - IP20 - material Silver-Tin (AgSnO) contacts - equivalent to 857642

Specifications

• Primary brand: WAGO
• Functions: Fixed-type timing relay module
• Design: ON- and OFF-delay switching|2 x separate adjustable time ranges|yellow LED|for railways applications|Electromechanical design|10V / 10mA / 24V / 1mA recommended minimum switching load
• Poles: single-pole / 1-pole (1P)
• Temperature: Processing temperature -25°C...+50°C
• Rated current: 6A (continuous)|3A (250Vac; AC-15)|2A (24Vdc; DC-13)|20A (20ms) AC inrush maximum current
• Rated operating voltage (Ue): 250V
• Rated voltage (AC): 250Vac max. (switching voltage)
• Rated impulse voltage (Uimp): 4kV
• Connection type: Push-in CAGE CLAMP connections
• Control Voltage (DC): 16.8-31.2Vdc (24Vdc nom.; 0.7...1.3 x Uc; SELV)
• Mounting mode: DIN-35 rail
• Time delay: adjustable time range 0.01-0.1s / 0.1-1s / 1-10s / 10-100s / 1-10min / 10-100min / 1-10h / 10-100h|50ms (reset time)
• Response time: (OFF=>ON / contacts closing) 15ms / 0.015s|(ON=>OFF / contacts opening) 25ms / 0.025s
• Contacts type: 1C/O / SPDT (Single Pole Double Throw) contact
• Dimensions: H94mm x W6mm x D97.8mm|6mm width
• Material: Silver-Tin (AgSnO) contacts|Polyamide (PA) 66 housing
• Ambient air temperature for operation: -25°C...+70°C
• Ambient air temperature for storage: -40°C...+70°C
• Humidity: 5-85% relative humidity (RH; non-condensing)
• Electrical durability (with load): 50 000operations
• Mechanical durability (at no load): 5 000 000operations
• ETIM code: EC001439
• eClass code: 27-37-16-05
• Customs Tariff Number: 85364900990
• GTIN code: 4050821565710
• Order code / Manufacturer SKU: 857-642
• Manufacturer product status: Commercialized
• Equivalent to: 857642
• EAN code: 4050821565710
• Compliant with standard(s): Safety and protection|- Overvoltage category -- II|EN 50121-3-2|EN 61010-2-201|EN 61373|UL 508|General approvals|- EAC - GZO Almaty Standart - TP TC 004/2011 - certificate EAC CoC 03078|- EAC - GZO Almaty Standart - TP TC 020/2011 - certificate EAC CoC 03081|- UL - Underwriters Laboratories Inc. (ORDINARY LOCATIONS) - UL 508 - certificate E175199 Sec.4|Declarations of conformity and manufacturer's declarations|- EU-Declaration of Conformity - WAGO GmbH & Co. KG|RoHS compliant with exemption (6(c) / 7(a) / 7(c)-I / 7(c)-II)|V-0 flammability rating
• Location of origin: Germany
• Degree of pollution: 2
• Application type: Railways applications
• Benefits: On- and off-delay|control input - ON-delay and single-shot leading edge - ON-delay and single-shot leading edge|control input - Single-shot leading and trailing edge|control input - Pulse sequence evaluation|control input - Repeat cycle timer|pulse start - Repeat cycle timer|interval start|control input
• Level 1 category: Automation components
• Level 2 category: Control components
• Level 3 category: Control relays
• Product title: Fixed-type timing relay module - WAGO

Commercial data

• Country of origin: DE
• Customs tariff number: 85364900990
• ECCN: NO US CLASSIFICATION
• eCl@ss 10.0: 27-37-16-05
• eCl@ss 9.0: 27-37-16-05
• ETIM 8.0: EC001439
• ETIM 9.0: EC001439
• GTIN: 4050821565710
• Packaging type: bag
• Product Group: 6 (INTERFACE ELECTRONIC)
• PU (SPU): 1 pcs

Connection data

• Connection technology: Push-in CAGE CLAMP^®
• Fine-stranded conductor: 0.34 … 2.5 mm² / 22 … 14 AWG
• Solid conductor: 0.34 … 2.5 mm² / 22 … 14 AWG
• Strip length: 9 … 10 mm / 0.35 … 0.39 inches

Environmental Product Compliance

• CAS-No.: 1303-86-2|1317-36-8|7439-92-1|79-94-7
• REACH Candidate List Substance: 2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol|Diboron trioxide|Lead|Lead monoxide
• RoHS Compliance Status: Compliant,With Exemption
• RoHS Exemption: 6(c)|7(a)|7(c)-I|7(c)-II
• SCIP notification number (Austria): 3b577f50-a8f7-4931-8018-0273f6744d4b
• SCIP notification number (Belgium): 889e1473-2ccc-4f3e-a962-66f08b6b9513
• SCIP notification number (Bulgaria): 35d84d84-84a7-48a5-8e85-d9c076d92980
• SCIP notification number (Czech Republic): 136b2103-8f85-44a8-80b6-7238b933cda1
• SCIP notification number (Denmark): dd71aaca-a453-4adc-8364-11c848085ff8
• SCIP notification number (Finland): af04b623-8bd2-47b4-abce-f53cba388b21
• SCIP notification number (France): 5c6fb437-6cee-4fad-8189-fa67b2d0d9fd
• SCIP notification number (Germany): 73a17d4f-a9bb-46af-bbc7-f6877f9a6d4f
• SCIP notification number (Hungary): 522673c1-1804-4e5a-9498-50e0be68fdf0
• SCIP notification number (Italy): 5bd150b2-0987-4017-bfb4-1981a4b51fe7
• SCIP notification number (Netherlands): 0b76abbd-17a8-4f64-8a2e-aa807581c02d
• SCIP notification number (Poland): 19f39985-f039-470b-ab2a-201a399fb747
• SCIP notification number (Romania): 5374616e-6c99-43e6-841d-734dff001fba
• SCIP notification number (Sweden): dd5fcbe1-4312-41f3-824d-0cdb44fc18be

Environmental requirements

• Ambient temperature (operation at U_N): -25 … +70 °C
• Ambient temperature (storage): -40 … +70 °C
• Operating altitude (max.): 2000m
• Processing temperature: -25 … +50 °C
• Relative humidity: 5 … 85 % (no condensation permissible)
• Temperature range of connection cable: ≥ (T_ambient + 30 K)

Material data

• Fire load: 0.013MJ
• Flammability class per UL94: V0
• Insulation material (main housing): Polyamide (PA66)
• Note (material data):
  Information on material specifications can be found here
  
• Weight: 27g

Mechanical data

• Mounting type: DIN-35 rail

Notes

• Note: The 6 (GND) and 8 (GND) connections are internally commoned. The current carrying capacity is: 4 A (max.)

Physical data

• Depth from upper-edge of DIN-rail: 97.8 mm / 3.85 inches
• Height: 94 mm / 3.701 inches
• Width: 6 mm / 0.236 inches

Safety and protection

• Dielectric strength (control/load circuit) (AC, 1 min): 3.51 kVrms
• Dielectric strength (open contact) (AC, 1 min): 1 kVrms
• Overvoltage category: II
• Pollution degree: 2
• Protection type: IP20
• Rated impulse withstand voltage: 4kV
• Rated voltage: 250V

Standards and specifications

• Standards/specifications: EN 61373|EN 50121-3-2|UL 508|EN 61010-2-201

Technical data

• Control circuit - Functions: On- and off-delay (with control input)|On-delay and single-shot leading edge|On-delay and single-shot leading edge (with control input)|Single-shot leading and trailing edge (with control input)|Pulse sequence evaluation (with control input)|Repeat cycle timer (pulse start)|Repeat cycle timer (interval start), control input
• Control circuit - Input voltage range: ±30 %
• Control circuit - Minimum pulse length (control input): 10ms
• Control circuit - Nominal input current at U_N: 18 mA
• Control circuit - Nominal input voltage U_N: 24 VDC (SELV)
• Control circuit - Reset time: 50ms
• Control circuit - Time range: Adjustable: 0.01 … 0.1 s; 0.1 … 1 s; 1 … 10 s; 10 … 100 s; 1 … 10 min; 10 … 100 min; 1 … 10 h; 10 … 100 h
• Load circuit - Bounce time (typ.): 3.5ms
• Load circuit - Contact material (relay): AgSnO₂
• Load circuit - Digital output (DO): U_N - 1 V ; 100 mA
• Load circuit - Drop-out time (typ.): 25ms
• Load circuit - Electrical life (NO; resistive load; 23 °C): 50 x 10³ switching operations
• Load circuit - Inrush current (resistive) max.: (AC) 20 A / 0.02 s
• Load circuit - Limiting continuous current: 6 A
• Load circuit - Mechanical life: 5 x 10⁶ switching operations
• Load circuit - Number of changeover/switchover contacts: 1
• Load circuit - Pull-in time (typ.): 15ms
• Load circuit - Recommended minimum load: 10 V / 10 mA; 24 V / 1 mA
• Load circuit - Short circuit protection (load circuit): 6.3 A; Slow (T); testing based on EN 61812-1 with a short-circuit current of 100 ADC
• Load circuit - Switching capacity: AC-15: 3 A / 250 VAC; DC-13: 2 A / 24 VDC
• Load circuit - Switching power (resistive) max.: AC 1500 VA; DC (see load limit curve)
• Load circuit - Switching Voltage, Max.: 250 VAC
• Signaling - Status indicator: Yellow LED