The information provided in this documentation contains general descriptions and/or technical characteristics of the performance of the products contained herein.
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7/9/2011
1
Product data sheet
Characteristics
RE8TA31BUTQ
industrial timing relay - 0.3..30 s - type A - 24 V
AC/DC, 110..240 V AC - 1 C/O
Main
Range of product Zelio Time
Product or component
type
Optimum industrial timing relay
Component name RE8
Time delay type A
Time delay range 0.3...30 s
[Us] rated supply
voltage
110...240 V AC, 50/60 Hz
24 V AC/DC, 50/60 Hz
Sale per indivisible
quantity
10
Complementary
Discrete output type Relay
Contacts material 90/10 silver nickel contacts
Width pitch dimension 22.5 mm
Voltage range 0.9...1.1 Us
Connections - terminals Screw terminals 2 x 1.5 mm², flexible cablewith cable end
Screw terminals 2 x 2.5 mm², flexible cablewithout cable end
Tightening torque 0.6...1.1 N.m
Setting accuracy of time delay +/- 20 % of full scale
Repeat accuracy < 1 %
Voltage drift < 2.5 %/V
Temperature drift < 0.2 %/°C
Minimum pulse duration 26 ms
Reset time 50 ms
Maximum switching voltage 250 V
Mechanical durability 20000000 cycles
[Ith] conventional free air thermal current 8 A
[Ie] rated operational current <= 2 A at 24 V, DC-13 for 70 °C conforming to IEC 60947-5-1/1991
<= 2 A at 24 V, DC-13 for 70 °C conforming to VDE 0660
<= 3 A at 24 V, AC-15 for 70 °C conforming to IEC 60947-5-1/1991
<= 3 A at 24 V, AC-15 for 70 °C conforming to VDE 0660
<= 0.1 A at 250 V, DC-13 for 70 °C conforming to IEC 60947-5-1/1991
<= 0.1 A at 250 V, DC-13 for 70 °C conforming to VDE 0660
<= 0.2 A at 115 V, DC-13 for 70 °C conforming to IEC 60947-5-1/1991
<= 0.2 A at 115 V, DC-13 for 70 °C conforming to VDE 0660
Minimum switching capacity 10 mA at 12 V
Marking CE
Overvoltage category III conforming to IEC 60664-1
[Ui] rated insulation voltage 250 V conforming to IEC
300 V conforming to CSA
Supply disconnection value > 0.1 Uc
Operating position Any position without derating factor
Surge withstand 2 kV conforming to IEC 61000-4-5 level 3
Power consumption in VA 0.7 VA at 24 V
1.8 VA at 110 V
8.5 VA at 240 V
Power consumption in W 0.5 W at 24 V
Terminal description (15-16-18)OC_OFF
(A1-B1)CO
ALT