Solid State Relays
System Monitoring Relays (Sense Relay)
Type RA.... .....S
•System (line and load) monitoring relay
•Zero switching
•Rated operational current: 25, 50 and 90 AACrms
•Rated operational voltage: 120, 230 and 400 VACrms
•High surge current capability
•Alarm output signal
•LED indication for alarm and supply
Product Description
Ordering Key
RA 23 25 H 06 NO S
The system monitoring solid The relay is designed for appli- Solid State Relay
state relay (sense relay) pro- cations where immediate fault Switching mode
vides an alarm output in the detection is required.
Rated operational voltage
event of a circuit failure. Inter- A red LED indicates an alarm, Rated operational current
nal circuits monitor:
a green LED indicates DC con- Control input
- line voltage/line current
- correct functioning of the SSR
- SSR input status
trol supply OK (half LED light Non-rep. peak voltage
intensity) resp. relay switched Alarm output type
ON (full LED light intensity).
Sense SSR
Type Selection
Switching mode
Rated operational
voltage
Rated operational
current
Control
input
Non-rep. peak
voltage
Alarm output
type
A: Zero switching
12: 120 VACrms
23: 230 VACrms
40: 400 VACrms
25: 25 AACrms
50: 50 AACrms
90: 90 AACrms
H: Active high
L: Active low
06: 650 Vp
10: 1000 Vp
NO: NPN, NO
NC: NPN, NC
PO: PNP, NO
PC: PNP, NC
Selection Guide
Rated opera-
tional voltage
Control
input
Alarm output
type
Rated operational current
25 AACrms
50 AACrms
90 AACrms
120 VACrms
230 VACrms
400 VACrms
Active high
NPN, NO
NPN, NC
PNP, NO
PNP, NC
NPN, NO
NPN, NC
PNP, NO
PNP, NC
RA 1225 H06NOS
RA 1225 H06NCS
RA 1225 H06POS
RA 1225 H06PCS
RA 1225 L06NOS
RA 1225 L06NCS
RA 1225 L06POS
RA 1225 L06PCS
RA 2325 H06NOS
RA 2325 H06NCS
RA 2325 H06POS
RA 2325 H06PCS
RA 2325 L06NOS
RA 2325 L06NCS
RA 2325 L06POS
RA 2325 L06PCS
RA 4025 H10NOS
RA 4025 H10NCS
RA 4025 H10POS
RA 4025 H10PCS
RA 4025 L10NOS
RA 4025 L10NCS
RA 4025 L10POS
RA 4025 L10PCS
RA 1250 H06NOS
RA 1250 H06NCS
RA 1250 H06POS
RA 1250 H06PCS
RA 1250 L06NOS
RA 1250 L06NCS
RA 1250 L06POS
RA 1250 L06PCS
RA 2350 H06NOS
RA 2350 H06NCS
RA 2350 H06POS
RA 2350 H06PCS
RA 2350 L06NOS
RA 2350 L06NCS
RA 2350 L06POS
RA 2350 L06PCS
RA 4050 H10NOS
RA 4050 H10NCS
RA 4050 H10POS
RA 4050 H10PCS
RA 4050 L10NOS
RA 4050 L10NCS
RA 4050 L10POS
RA 4050 L10PCS
RA 1290 H06NOS
RA 1290 H06NCS
RA 1290 H06POS
RA 1290 H06PCS
RA 1290 L06NOS
RA 1290 L06NCS
RA 1290 L06POS
RA 1290 L06PCS
RA 2390 H06NOS
RA 2390 H06NCS
RA 2390 H06POS
RA 2390 H06PCS
RA 2390 L06NOS
RA 2390 L06NCS
RA 2390 L06POS
RA 2390 L06PCS
RA 4090 H10NOS
RA 4090 H10NCS
RA 4090 H10POS
RA 4090 H10PCS
RA 4090 L10NOS
RA 4090 L10NCS
RA 4090 L10POS
RA 4090 L10PCS
Active low
Active high
Active low
NPN, NO
NPN, NC
PNP, NO
PNP, NC
NPN, NO
NPN, NC
PNP, NO
PNP, NC
Active high
Active low
NPN, NO
NPN, NC
PNP, NO
PNP, NC
NPN, NO
NPN, NC
PNP, NO
PNP, NC
Specifications are subject to change without notice (30.06.1999)
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