Operating instructions safety switches nz.h/p, Technical data – EUCHNER NZ Safety switch User Manual
Page 6
Operating Instructions Safety Switches NZ.H/P
Technical data
Parameters
Value
Housing material
Anodized die-cast alloy
NZ1... cable entry
NZ2... plug connector SR6/SR11
NZ2... plug connector M12/SVM5
Degree of protection acc. to IEC 60529
IP 67
IP 65
Mech. operating cycles
30 x 10
6
Ambient temperature
-25 ... +80 °C
Degree of contamination
(external, according to EN 60947-1)
3 (industrial)
Installation position
Any
Actuator
HB
HS
PB
PS
Approach speed, max.
300 m/min
60 m/min
120 m/min
30 m/min
Approach speed, min.
0.1 m/min
0.1 m/min
0.5 m/min
0.5 m/min
Actuation frequency
10,000 / h
7,000 / h
Actuating force at 20 °C
15 N
Contact material
Silver alloy, gold flashed
NZ1...
NZ2...
Connection type
Screw terminal
Plug connector
Conductor cross-section (rigid/flexible)
0.34 ... 1.5 mm²,
SR6: 0.5 ... 1.5 mm²
0.34 ... 0.75 mm² with LED indicator
SR11: 0.5 mm²
NZ1...M / NZ2...SR6
NZ2...SR11
NZ2...SVM5
Rated insulation voltage
U
i
= 250 V
U
i
= 50 V
U
i
= 50 V
Rated impulse withstand voltage
U
imp
= 2.5 kV
U
imp
= 1.5 kV
U
imp
= 2 kV
Rated short-circuit current
100 A
Indicator LED
L060
L110
L220
Only with switching elements ES511, ES528H, ES538H
AC/DC 12 - 60 V
AC 110 V ±15%
AC 230 V ±15%
Rated data for the switching elements
ES511
ES528H/ES538H
SK2121H/SK2131H/
SK3131H
Switching principle
Snap-action contact element Slow-action contact element Slow-action contact element
Utilization category to IEC 60947-5-1
With cable entry
AC-12
I
e
10 A
U
e
230 V
-
-
AC-15
I
e
6 A
U
e
230 V
I
e
4 A
U
e
230 V
I
e
4 A
U
e
230 V
DC-13
I
e
6 A
U
e
24 V
I
e
4 A
U
e
24 V
I
e
4 A
U
e
24 V
with plug connector SR6
1)
AC-15
I
e
6 A
U
e
230 V
I
e
4 A
U
e
230 V
-
DC-13
I
e
6 A
U
e
24 V
I
e
4 A
U
e
24 V
-
with plug connector SR11
1)
AC-15
-
-
I
e
4 A
U
e
50 V
DC-13
-
-
I
e
4 A
U
e
24 V
with plug connector SVM5
AC-15
I
e
4 A
U
e
30 V
I
e
4 A
U
e
30 V
-
DC-13
I
e
4 A
U
e
24 V
I
e
4 A
U
e
24 V
-
Short circuit protection (control circuit fuse)
1)
see utilization category
4 A gG
4 A gG
Conventional thermal current I
th
1)
4 A
4 A
Switching current, min. at
10 mA
1 mA
10 mA
1 mA
10 mA
Switching voltage
DC 24 V
DC 24 V
DC 12 V
DC 24 V
DC 12 V
1) Limitation for NZ2... at ambient temperature > 70 ... 80 °C:
NZ2...SR6
NZ2...SR11
Utilization category to IEC 60947-5-1
AC-15
I
e
2 A
U
e
230 V
I
e
2 A
U
e
50 V
DC-13
I
e
2 A
U
e
24 V
I
e
2 A
U
e
24 V
Short circuit protection (control circuit fuse)
2 A gG
2 A gG
Conventional thermal current I
th
2 A
2 A
Reliability figures according to EN ISO 13849-1
B
10d
2 x 10
7