Datasheet

Edition: 02/2003
Safety Relay SR4 D/M
4 pole 8 A
Contact data
Configuration 3 N/O contact and 1 N/C contact
or
2 N/O contact and 2 N/C contact
Type of contact single contact, forcibly guided
Continuous thermal load 8 A
Rated voltage / max.breaking voltage AC 250 Vac / 440 Vac
Maximum breaking capacity AC 2000 VA
Contact material AgSnO
2
Minimum contact load > 50 mW
Contact resistance w100 mc / 1 A / 24 Vdc
w20 c / 10 mA / 5 Vdc
Features
· Forcibly guided contacts according to EN 50205
· 4 pole safety relay with either
2 N/O+2 N/C or 3 N/O+1 N/C contacts
· Very small outlines
Applications
Emergency shut-off, machine control, elevator and escalator control,
light barrier control
V Z in preparationT
Technical data of approved types on request
Coil data
Nominal voltage 5...110 Vdc
Nominal coil power 800 mW
Operative range 2
Max. coil voltage 150 % U
nom
Coil versions
Coil Nominal Pull-in Release Maximum Coil Coil
code voltage voltage voltage voltage resistance current
Vdc Vdc Vdc Vdc c mA
005 5 3.8 0.5 7.5 31+10% 161.3
006 6 4.5 0.6 9.0 45+10% 133.3
009 9 6.8 0.9 13.5 101+10% 89.1
012 12 9.0 1.2 18.0 180+10% 66.7
015 15 11.3 1.5 22.5 281+10% 53.4
018 18 13.5 1.8 27.0 405+10% 44.4
021 21 15.8 2.1 31.5 551+10% 38.1
024 24 18.0 2.4 36.0 720+10% 33.3
036 36 27.0 3.6 54.0 1620+10% 22.2
040 40 30.0 4.0 60.0 2000+10% 20.0
048 48 36.0 4.8 72.0 2880+10% 16.7
060 60 45.0 6.0 90.0 4500+10% 13.3
085 85 63.8 8.5 127.5 9031+10% 9.4
110 110 82.5 11.0 165.0 15125+10% 7.3
All figures are given for coil without preenergization, at ambient temperature +20°C
U
op max
: at 70 °C after preenergization with 1.1 x U
nom
the max. operate voltage is 85% of
U
nom
. U
max
: at 70 °C the max. coil voltage is 1.1 x U
nom
Other coil voltages on request
F0244-A