1157954 PHOENIX CONTACT -

REL-SR- 24DC/3X1AU/1X2AU/FG - Safety relays

Safety relay with force-guided contacts in accordance with DIN EN61810-3 (type A), input voltage 24VDC, with multi-layer gold contact, 3N/O contacts and 1N/C contacts

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Product properties	Product type: Single relay Operating mode: 100% operating factor Mechanical service life: approx. 10⁷ cycles B_10d: 810000 Cycles (AC15, 250ÃVÃ/Ã0.5ÃA, 1ÃNO) 170000 Cycles (AC15; 250ÃVÃ/Ã2ÃA; 1ÃNO) 318000 Cycles (DC13, 24ÃVÃ/Ã1ÃA, 1ÃNO) 208000 Cycles (DC13, 24ÃVÃ/Ã2ÃA, 1ÃNO) Insulation characteristics Insulation: Basic insulation Safe isolation, reinforced insulation and 6ÃKV between the coil and the contact circuit and between the contacts 3-4, 5-6 to 7-8, 9-10 Insulation characteristics: Air clearances and creepage distances between the power circuits Insulation: Basic insulation Safe isolation, reinforced insulation and 6ÃKV between the coil and the contact circuit and between the contacts 3-4, 5-6 to 7-8, 9-10 Overvoltage category: III Pollution degree: 2
Electrical properties	Maximum power dissipation for nominal condition: 0.36 W Test voltage (Winding/contact): 4 kV_rms (50ÃHz, 1Ãmin., winding/contact) Test voltage (Contact/contact): 2.5 kV_rms (50ÃHz, 1Ãmin., contact/contact) Air clearances and creepage distances between the power circuits Rated insulation voltage: 250 VÃAC Rated surge voltage: 4 kV
Input data	Coil side Nominal input voltage U_N: 24 VÃDC Input voltage range: 19.2 VÃDC ... 26.4 VÃDC Input voltage range in reference to U_N: see diagram Drive and function: monostable Drive (polarity): non-polarized Typical input current at U_N: 15 mA Typical response time: 10 ms Typical release time: 5 ms
Output data	Switching Contact switching type: 3ÃN/O contacts, 1ÃN/C contact, force-guided Type of switch contact: Single contact Contact material: AgSnO, hard gold-plated Maximum switching voltage: 250 VÃAC 300 VÃDC Minimum switching voltage: 10 V Limiting continuous current: 6 A Maximum inrush current: 35 A (20Ãms) Min. switching current: 5 mA (10ÃV) Interrupting rating (ohmic load) max.: 144 W (24ÃVÃDC) 100 W (48ÃVÃDC) 75 W (60ÃVÃDC) 55 W (110ÃVÃDC) 50 W (220ÃVÃDC) 1500 VA (250ÃVÃAC) Switching capacity: 2 A (24ÃV, DC13) 3 A (230 V, AC15) Force-guided contacts in accordance with ENÃ61810-3: TypeÃA
Connection data	Connection method: Plug / solder connection
Dimensions	Width: 13 mm Height: 24 mm Depth: 40 mm
Environmental and real-life conditions	Ambient conditions Degree of protection (Relay): RT II Degree of protection (Installation location): IP54 (Installation location) Ambient temperature (operation): -40°C ... 85°C Ambient temperature (storage/transport): -40°C ... 85°C Altitude: Ã¢Ã¢°¤ 2000 m
Approvals	Corrosive gas test Identification: ISA-S71.04. G3 Harsh Group ENÃ60068-2-60
Standards and regulations	Air clearances and creepage distances between the power circuits Standards/regulations: DINÃENÃ50178 ENÃ61810-1
Mounting	Mounting position: any