Omron Current Monitoring Relay, SPST, DIN Rail

Unavailable
RS will no longer stock this product.
RS Stock No.:
111-3097
Mfr. Part No.:
K8DT-AS3TA
Brand:
Omron
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Brand

Omron

Monitoring Application

Current

Contact Configuration

SPST

Mounting Type

DIN Rail

Minimum Current Sensed

10 A, 20A

Maximum Current Sensed

100 A, 200A

Current Sensitivity

Overcurrent, Undercurrent

Time Delay

250ms

Series

K8DT-AS

Number of Poles

1

Minimum Operating Temperature

-20°C

Terminal Type

Screw

Width

17.5mm

Maximum Operating Temperature

+60°C

Dimensions

90 x 17.5 x 90mm

Operating Temperature Range

-20 → +60°C

Current Range

10 → 100 A, 20 → 200A

Length

90mm

Height

90mm

COO (Country of Origin):
CN

K8DT-AS Monitoring Motor Protection Relay.


• Downsize control panels.
• Reduced wiring.
• Detects errors in Motors and other equipment via current changes.
• Use in either over current or under current mode.
• Function as an alarm.
• Set threshold values.
• Alarm output can be set as a relay or transistor output.
• Input signal – Voltage, current, water level electrode and temperature (thermocouple or platinum resistance thermometer) can be input.
• Lower power consumption.
• Long term contact reliability.
• Reliable in poor noise environments.
• Slim profile 17.5 mm

K8DT-AS3TA 100 to 240 VAC Model.


• Current Monitoring Relay.
• Single phase.
• Transistor Output.
• Power supply 100 to 240 V ac.
• Setting range 10 to 100 A ac/dc, 20 to 200 A ac/dc
K8DT-AS3 designed to be used with Omron K8AC-CT200L Current Transformer – stock number 6118602.

Features and Benefits.


• Power supply 100 to 240 V ac, 50/60 Hz, 24 V dc
• Manual/ Automatic reset (switchable)
• Manual reset – Turn OFF the power supply for minimum of 1 sec.
• Start-up lock time 0 to 30 s.
• Green LED Power (PWR)
• Yellow LED output (OUT)
• Red LED Relay output (ALM)
• DIN Rail Mounted
• Weight 100 g
• Case material PC, UL 94 V-0.
• Colour N1.5
• Protection IP20 (terminals)

What is a Monitoring / Measuring Relay?


A monitoring / measuring relay is a protective control device, various types are available suiting what you wish to monitor. The relays receive input signals then monitor them and then output an alarm signal when a set value is reached (alarm relays). The relays protect your equipment against over voltage and over current faults. Monitoring relays monitor AC power supplies, voltage and current, analogue signals detecting unusual activity in equipment against set alarm thresholds.

Types of Monitoring Relays Available?


• Motor protection relays
• Temperature monitoring relays
• Water level control relays
• Voltage
• Current

Standards

EN 60947-5-1, UL 60947-5-1, IP 20 Terminals