Two
-
hand safety relays KZH3
-
YS Part number 85102631
"Two-hand" safety function in with two push buttons
Inputs for two switches with double contacts (1 NO and 1 NC for each)
Security with redundancy and feedback circuit
Monitoring of external contactors with feedback circuit Y1 -
Y2
3 "NO" security contacts & 1 "NC" monitoring contact (KZH3-YS version)
2 "NO" security contacts (KZH2-YS version)
Performance Level (PL) e, safety category 4 to EN ISO 13849-1
SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
Safety Level Type III
-C according to EN 574
Part numbers
Specifications
Supply frequency range (Hz)
Operating characteristics
Protection of people with two-hand pushbuttons
Overvoltage and short circuit protection
Display of output state by LED
Power supply : PWR
Output : OUT1 (relay K1)
Output : OUT2 (relay K2)
85 102 621 / 85 102 631 : 24 VDC
85 102 632 : 24 VAC
Supply frequency range (Hz)
Maximum response time on emergency stop
Forcibly guided relays (positively driven)
Number of safety circuits
2 NO (KZH2
-YS)
3 NO (KZH3
-YS)
Max. thermal current I for each contact
According to AC15 (NO contacts) : 3 A / 230 VAC
According to AC15 (NC contacts) : 2 A / 230 VAC
Accordinf to DC13 (NO contacts) : 4 A / 24 VDC ; 0,5 A / 110 VDC
According to DC13 (NF contacts) : 4 A / 24 VDC
For 5 A, 230 VAC, cos φ
=
1 : > 1,5 x 10
5
switching cycles
For 8 A, 24 VDC, according to DC 13 (NO contacts) : > 25 x 10
3
switching cycles (ON : 0,4 s ; OFF : 9,6 s)
20 x 10
6
switching cycles
1800 switching cycles / h
Protection against short circuits
Max. fuse rating : 10 A gL
Line circuit breaker : B 6 A
Operating temperature (
o
C)
Storage temperature (
0
C)
Climate resistance according to IEC/EN 60068
-1
Vibration resistance according to IEC/EN 60068
-2-6
Amplitude : 0,35 mm
Frequency:10→55Hz
Electromagnetic environment
Immunity to electrostatic discharges acc.
IEC/EN 61000
-4-
2
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
02/11/2015 www.crouzet.com
