DELCON

SLI input relays for mA loads AC control

The relays are used as an interface between AC sensors and control systems. The integrated interference protection provides reliable operation even in very demanding electrical environments. Thanks to interference protection, signal cables can be run alongside power cables on, for example, cable racks for more than 1.5 km without capacitive cross-talk affecting relays. The relays have no mechanical parts, which provides very reliable application. The CRP models are especially designed for connecting to 2-wire sensors that generate leakage current. The CRP relays are blind to leakage currents up to 3.5 mA. 

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  • AC control / DC load
  • Galvanic isloation 4kV, 8mm creep distance
  • Effective interference elimination
  • Compatible with both NPN and PNP logic
  • LED indication

Selected variant

Available in several variants

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Technical data

Input data

Input current at nominal voltage, typ 6.5 mA
Input current at nominal voltage, max 7.5 mA
Response time 40 ms
Release time 40 ms
Input voltage ac min 190 V AC
Input voltage ac max 265 V AC
Switching voltage 140 V
Turn-off voltage 120 V
Input impedance, typ 35 kΩ
Input voltage nom 230

Output data

Number of poles 1
Load current 50 mA

*Invisible Heading*

Leakage current 1 µA
Load voltage dc max 60 V
Voltage drop over semiconductor at max 0.4 V
Voltage drop 0.2 V

General data

Width 12.5 mm
Temperature operational min -40 °C
Temperature operational max 70 °C
Storage temperature min -40 °C
Storage temperature max 70 °C
Weight 40 g
Approvals CE, UL

Measurements and connections

Product description

The relays are used as an interface between AC sensors and control systems. The integrated interference protection provides reliable operation even in very demanding electrical environments. Thanks to interference protection, signal cables can be run alongside power cables on, for example, cable racks for more than 1.5 km without capacitive cross-talk affecting relays. The relays have no mechanical parts, which provides very reliable application. The CRP models are especially designed for connecting to 2-wire sensors that generate leakage current. The CRP relays are blind to leakage currents up to 3.5 mA. 

Accessories

Related

Parts Input current at nominal voltage, typ Input current max Input current at nominal voltage, max Power consumption Response time Release time Input voltage ac min Input voltage ac max Input voltage max Switching voltage Turn-off voltage Input impedance, typ Input voltage nom Leakage current Temperature operational min Material Price
15 mA
20 ms
60 ms
16 V
14 V
4 kΩ
24
-40 °C
6 mA
50 ms
50 ms
80 V
60 V
21 kΩ
120
1 µA
-40 °C
5 mA
50 ms
50 ms
160 V
120 V
50 kΩ
230
1 µA
-40 °C
8 mA
7 mA
20 ms
40 ms
140
80 V
60 V
17 kΩ
120
1 µA
-25 °C
PBT
6.5 mA
7.5 mA
40 ms
40 ms
190 V AC
265 V AC
140 V
120 V
35 kΩ
230
1 µA
-40 °C

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