Cut Sheet

Volume 7—Logic Control, Operator Interface and Connectivity Solutions CA08100008E—July 2015 www.eaton.com V7-T3-195
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3.10
Control Relays and Timers
Safety Relays
Technical Data and Specifications
Safety Relay
Description Unit ESR5-NO-21_ ESR5-NO-41_ ESR5-NO-31-24VAC-DC ESR5-NZ-21_
General
Standards EN ISO 13849-1, IEC 62061,
IEC 61508, DIN EN 50178,
UL/CUL listed
EN ISO 13849-1, IEC 62061,
IEC 61508, DIN EN 50178,
UL/CUL listed
EN ISO 13849-1, IEC 62061,
IEC 61508, DIN EN 50178,
UL/CUL listed
EN ISO 13849-1, IEC 62061,
IEC 61508, DIN EN 50178,
UL/CUL listed
Type-dependent standards ———EN 574 Part no. IIIC
Lifespan, mechanical—c (contacts) x 10
6
10 10 10 10
Maximum operating frequency Ops/h 3600 3600 3600 3600
Climatic proofing Cold according to
EN 60068-2-1, dry heat
according to EN60068-2-2,
damp heat according to
EN 60068-2-3
Dry heat according to
EN60068-2-2, damp heat
according to EN 60068-2-3
Cold according to
EN 60068-2-1, dry heat
according to EN60068-2-2,
damp heat according to
EN 60068-2-3
Dry heat according to
EN60068-2-2, damp heat
according to EN 60068-2-3
Ambient temperature °F (°C) –4 ° to 131 ° (–20 ° to 55 °) –4 ° to 131 ° (–20 ° to 55 °) –4 ° to 131 ° (–20 ° to 55 °) –4 ° to 131 ° (–20 ° to 55 °)
Ambient temperature storage °F (°C) –13 ° to 167 ° (–25 ° to 75 °) –13 ° to 167 ° (–25 ° to 75 °) –13 ° to 167 ° (–25 ° to 75 °) –13 ° to 167 ° (–25 ° to 75 °)
Mounting position Any Any Any Any
Vibration resistance (IEC/EN 60068-2-6) 2g, frequency: 10–150 Hz,
amplitude: 0.15 mm
2g, frequency: 10–150 Hz,
amplitude: 0.15 mm
2g, frequency: 10–150 Hz,
amplitude: 0.15 mm
2 g, frequency: 10–150 Hz,
amplitude: 0.15 mm
Shock resistance (IEC 60068-2-27) ————
Protection type
Housing IP20 IP20 IP20 IP20
Terminals IP20 IP20 IP20 IP20
Protection against direct contact when
actuated from front (IEC 0106 Part 100)
Finger- and back-of-hand
proof
Finger- and back-of-hand
proof
Finger- and back-of-hand
proof
Finger- and back-of-hand
proof
Weight kg 0.17 0.22 0.17 0.22
Terminal capacity
Solid or flexible mm
2
1 x (0.2–2.5)
2 x (0.2–1)
1 x (0.2–2.5)
2 x (0.2–1)
1 x (0.2–2.5)
2 x (0.2–1)
1 x (0.2–2.5)
2 x (0.2–1)
Flexible with ferrule mm
2
1 x (0.25–2.5)
2 x (0.25–1)
1 x (0.25–2.5)
2 x (0.25–1)
1 x (0.25–2.5)
2 x (0.25–1)
1 x (0.25–2.5)
2 x (0.25–1)
Solid or stranded AWG 24–12 24–12 24–12 24–12
Terminal screw
Pozidriv screwdriverSize2222
Flat-blade screwdriver mm 0.6 x 3.5 0.6 x 3.5 0.6 x 3.5 0.6 x 3.5
Max. tightening torque Nm 0.6 0.6 0.6 0.6
Main Contacts
Rated impulse withstand voltage—U
imp
Vac 6000 4000 4000 6000
Overvoltage category/pollution degree
Outside III/2 III/2 III/2 III/2
Inside ————
Rated insulation voltage—U
i
Vac 250 250 250 250
Rated operating voltage—U
e
Vac 230 230 230 230
Rated operation current
AC-15
230 V (360 ops./h)—I
e
A5454
230 V (3600 ops./h)—I
e
A3333
DC-13
24 V (360 ops./h)—I
e
A6464
24 V (3600 ops./h)—I
e
A 3 2.5 3 2.5
Max. summation current of all poles
24 Vac/Vdc devices A 72 72 72 72
230 Vac devices A————
Square of the total current
(and total current)
of all current paths
72 A
2
(6 + 6) 72 A
2
(4.2 + 4.2 + 4.2 + 4.2) 72 A
2
(4.9 + 4.9 + 4.9) 72 A
2
(6 + 6)
Short-circuit protection
Max. fuse A gG/gL 10 6 10 6