© Copyright
08/2013
ELESTA relays GmbH, Heuteilstrasse 18,
CH - 7310 Bad Ragaz, Switzerland
Fon: +41 (0)81 303 54 00
Fax: +41 (0)81 303 54 01
Circuit Diagram (view on relay upper side)
21
22
24
A1A2
14
SGR282ZK
11
12
Insulation Data
- Double or reinforced insulation at 250VAC
- Air and creepage distance >5.5mm
- Test voltage 4‘000V/50Hz/1min
- Double or reinforced insulation at 250VAC
- Air and creepage distance >14mm
- Test voltage 5‘000V/50Hz/1min
Test voltage contact open 1‘500V/50Hz/1min
Creepage resistance CTI 550
Pollution degree 2
Overvoltage category III
Insulation resistance at Up 500VDC >100MΩ
Additional Data
Mechanical endurance >10x106 operations
Switching frequency, mechanical 15Hz
Response time (all NO closed) typically 12ms
Drop-out time** (all NC closed) typically 5ms
Bounce time of NO contact typically 4ms
Bounce time of NC contact typically 8ms
Shock resistance 16ms NO > 10g
NC > 2.5g
Vibration resistance NO > 10g
(10-55Hz) NC > 1.5g
Resistance to short circuiting
NO 1‘000A SCPD 10A gG/gL (pre-fuse)
NC 1‘000A SCPD 6A gG/gL (pre-fuse)
Ambient temperature -40°C to +70°C
Thermal resistance 50K/W
Temperature limit for coil 120°C
Weight ca. 20g
Mounting position any
Type of protection RT II
Solder bath temperature 270°C/5s
**without spark suppression
Tests, Regulations
Approvals
UL File E188953 Sec. 1
Insulation class IEC 60664-1 250VAC
Protection class II VDE 0106
Fire protection requirements UL 94 / V1
Options, Accessories
PCB socket, DIN rail socket see page 28
Various modules on request
Product Key
SGR282ZK 24VDC
Coil voltage
Type designation
Contact Lifetime for NO Contacts
AC 1:230VAC 1:230V
DC 1: 24V
DC 1: 24V
AC 15: 230V
AC 15: 230V
AC 1: 400V
AC 1: 400V
DC 13: 24V
DC 13: 24V
10000
1000
100
10
0.1 0.5 1.0 5.0 10
Operations x 1000
Switching Current (A)
Maximal switching characteristics (DIN EN60947-5-1,
Tab. C2)
AC 15: 230V / 5A
DC 13: 24V / 6A
UL 508: C300
Maximal contact load at AC 1 with 230V:
2 contacts with 8A each
Load Limit Curve with Direct Current
1)
0
0.1
0.2
0.3
0.4
0.6
0.8
1
2
3
4
6
8
50 100 150 200
250
1 2
Operations x 1000
Switching Current (A)
Inductive load L/R 40ms
2) Resistive load
Excitation Voltage Range
1)
0
0
0.5
1.0
1.5
2.0
2.5
3.0
20 40 60 80 100
Ambient Temperature °C
UB
UN
1
2
Max. excitation voltage with contact load: <4A
2) Min. excitation voltage (guaranteed values) without
previous operation
No heat accumulation due to intrinsic heating of
other components. Continuous duty 100%.
Relay Key Data
- PCB Relay with forcibly guided contacts
- Protective separation between coil and contacts
(leakage and creepage distances >14mm); protective
separation diagonally between left and right contact
side (leakage and creepage distances >5.5mm)
- EN50205 type B
- 2 CO contacts with notched crown
- Mean coil power 0.7W
- Holding Power 0.21W
Dimensions
[mm]
2.62.6
30.2
25.6
3.7
1555
12.7
1
0.3
7.5
Ø1.3
2.5/2.54
Contact Data
Contact material AgCuNi+0.2μm AU
Type of contact notched crown
Rated switching capacity 250VAC 8A AC1 2‘000VA
Electr. life AC 1(360 cycles/h) approx.100‘000
Inrush current max. 15A for 20ms
Switching voltage range 5 to 250 VDC/VAC
Switching current range* 4mA to 8A
Switching capacity range* 50mW to 2‘000W(VA)
Contact resistance (as delivered) ≤100mΩ/28V/100mA
*Guided values
Standard coils for direct current
(other voltages on request)
Nominal voltage
VDC
Min. pick-up voltage
at 20 °C
Drop-out voltage at
20 °C
Nominal current
in mA
Resistance in Ohm
at 20 °C
5 3.75 ≥0.5 140.0 35.7 ± 10%
6 4.5 ≥0.6 116.0 51.4 ± 10%
12 9.0 ≥1.2 58.5 205 ± 10%
18 13.5 ≥1.8 38.9 462 ± 10%
24 18.0 ≥2.4 29.1 822 ± 10%
48 36.0 ≥4.8 14.5 3‘290 ± 10%
60 45.0 ≥6.0 11.6 5‘140 ± 13%
110 82.5 ≥11.0 6.3 17‘280 ± 15%
SGR 282 ZK Series
