Lenze 9300 Series - 11.3 Safety relay KSR

Safety engineering
Safety relay K
SR
11
11.3

11.3−1
EDSVF9383V EN 7.1−04/2012
11.3 Safety relay K
SR
Technical data
Terminal Description Field Values
X11/K32
X11/K31
X11/33
X11/34
Safety relay K
SR
1st disconnecting path
Coil voltage at +20 °C DC 24 V (20 ... 30 V)
Coil resistance at +20 °C 823 W ±10 %
Rated coil power Approx. 700 mW
Max. switching voltage AC 250 V, DC 250 V (0.45 A)
Max. AC switching capacity 1500 VA
Max. switching current (ohmic load) AC 6 A (250 V), DC 6 A (50 V)
Recommended minimum load > 50 mW
Max. switching rate 6 switchings per minute
Mechanical service life 10
7
switching cycles
Electrical service life
at 250 V AC
(ohmic load)
10
5
switching cycles at 6 A
10
6
switching cycles at 1 A
10
7
switching cycles at 0.25 A
at 24 V DC
(ohmic load)
6 × 10
3
switching cycles at 6 A
10
6
switching cycles at 3 A
1.5 × 10
6
switching cycles at 1 A
10
7
switching cycles at 0.1 A
Wiring of the terminals X11/34, X11/33, X11/K32, X11/K31, X5/28:
Leitungstyp Wire end
ferrule
Cable cross−section Tightening
torque
Stripping
length
Rigid — 2,5 mm
2
(AWG 14)
0,5 ... 0,6 Nm
(4.4 ... 5.3 lb−in)
5 mm
Flexible
With plastic
sleeve
2,5 mm
2
(AWG 14)
Terminal data