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Monitoring Relays
Omron
[OMRON] — K8DT-AS Single-phase Current Relay (Overcurrent/Undercurrent, 2mA~200A AC/DC)
Family ID: OMRON-K8DT-AS
OMRON K8DT-AS Series single-phase current relay. Detects motor/equipment errors through current changes. Overcurrent or undercurrent mode selectable. K8DT-AS1: 2mA~500mA. K8DT-AS2: 0.1A~5A (CT available). K8DT-AS3: 10~200A AC (requires K8AC-CT200L CT). Power supply: 24 VAC/DC or 100~240 VAC. Output: Relay SPDT or Transistor.
13 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| K8DT-AS1CD | K8DT-AS AS1 24 VAC/DC Relay SPDT | OMRON | Type: Single-phase Current Relay | Setting Range: 2~20mA / 10~100mA / 50~500mA AC/DC | Power Supply: 24 VAC/DC | Output: Relay SPDT | Mode: Overcurrent or Undercurrent selectable | ||
| K8DT-AS1TD | K8DT-AS AS1 24 VAC/DC Transistor | OMRON | Type: Single-phase Current Relay | Setting Range: 2~20mA / 10~100mA / 50~500mA AC/DC | Power Supply: 24 VAC/DC | Output: Transistor | Mode: Overcurrent or Undercurrent selectable | ||
| K8DT-AS1CA | K8DT-AS AS1 100~240 VAC Relay SPDT | OMRON | Type: Single-phase Current Relay | Setting Range: 2~20mA / 10~100mA / 50~500mA AC/DC | Power Supply: 100~240 VAC | Output: Relay SPDT | Mode: Overcurrent or Undercurrent selectable | ||
| K8DT-AS1TA | K8DT-AS AS1 100~240 VAC Transistor | OMRON | Type: Single-phase Current Relay | Setting Range: 2~20mA / 10~100mA / 50~500mA AC/DC | Power Supply: 100~240 VAC | Output: Transistor | Mode: Overcurrent or Undercurrent selectable | ||
| K8DT-AS2CD | K8DT-AS AS2 24 VAC/DC Relay SPDT | OMRON | Type: Single-phase Current Relay | Setting Range: 0.1~1A / 0.5~5A AC/DC | Power Supply: 24 VAC/DC | Output: Relay SPDT | Mode: Overcurrent or Undercurrent selectable | Note: Commercially available CT (0~1A or 0~5A secondary) also compatible | ||
| K8DT-AS2TD | K8DT-AS AS2 24 VAC/DC Transistor | OMRON | Type: Single-phase Current Relay | Setting Range: 0.1~1A / 0.5~5A AC/DC | Power Supply: 24 VAC/DC | Output: Transistor | Mode: Overcurrent or Undercurrent selectable | Note: Commercially available CT (0~1A or 0~5A secondary) also compatible | ||
| K8DT-AS2CA | K8DT-AS AS2 100~240 VAC Relay SPDT | OMRON | Type: Single-phase Current Relay | Setting Range: 0.1~1A / 0.5~5A AC/DC | Power Supply: 100~240 VAC | Output: Relay SPDT | Mode: Overcurrent or Undercurrent selectable | Note: Commercially available CT (0~1A or 0~5A secondary) also compatible | ||
| K8DT-AS2TA | K8DT-AS AS2 100~240 VAC Transistor | OMRON | Type: Single-phase Current Relay | Setting Range: 0.1~1A / 0.5~5A AC/DC | Power Supply: 100~240 VAC | Output: Transistor | Mode: Overcurrent or Undercurrent selectable | Note: Commercially available CT (0~1A or 0~5A secondary) also compatible | ||
| K8DT-AS3CD | K8DT-AS AS3 24 VAC/DC Relay SPDT | OMRON | Type: Single-phase Current Relay | Setting Range: 10~100A / 20~200A AC (CT required) | Power Supply: 24 VAC/DC | Output: Relay SPDT | Mode: Overcurrent or Undercurrent selectable | Note: Requires K8AC-CT200L CT (included in this family) | ||
| K8DT-AS3TD | K8DT-AS AS3 24 VAC/DC Transistor | OMRON | Type: Single-phase Current Relay | Setting Range: 10~100A / 20~200A AC (CT required) | Power Supply: 24 VAC/DC | Output: Transistor | Mode: Overcurrent or Undercurrent selectable | Note: Requires K8AC-CT200L CT (included in this family) | ||
| K8DT-AS3CA | K8DT-AS AS3 100~240 VAC Relay SPDT | OMRON | Type: Single-phase Current Relay | Setting Range: 10~100A / 20~200A AC (CT required) | Power Supply: 100~240 VAC | Output: Relay SPDT | Mode: Overcurrent or Undercurrent selectable | Note: Requires K8AC-CT200L CT (included in this family) | ||
| K8DT-AS3TA | K8DT-AS AS3 100~240 VAC Transistor | OMRON | Type: Single-phase Current Relay | Setting Range: 10~100A / 20~200A AC (CT required) | Power Supply: 100~240 VAC | Output: Transistor | Mode: Overcurrent or Undercurrent selectable | Note: Requires K8AC-CT200L CT (included in this family) | ||
| K8AC-CT200L | Current Transformer for K8DT-AS3 10~200A | OMRON | Type: Current Transformer (CT) | Input Range: 10~100A AC / 20~200A AC | Compatible Relay: K8DT-AS3 (required, direct input not possible) | Note: Mandatory pair for K8DT-AS3; direct connection without CT is not possible |
