Omron Monitoring Relay, 3 Phase, 200 to 480 VAC Monitor Range, SPDT, DIN Rail

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₩339,100.00

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  • 2026년 12월 08일 부터 배송
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RS 제품 번호:
215-7272
제조사 부품 번호:
K8DS-PU2
제조업체:
Omron
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모두 선택

브랜드

Omron

Product Type

Monitoring Relay

Function

Undervoltage Monitoring, Phase Sequence

Electrical Phase

3

Contact Configuration

SPDT

Mount Type

DIN Rail

Terminal Type

Screw

IP Rating

IP20

Minimum Operating Temperature

-20°C

Monitoring Voltage Range

200 to 480 VAC

Contact Current

5A

Maximum Operating Temperature

60°C

Series

K8DS-PU

Width

17.5mm

Standards/Approvals

Korean Radio Waves Act (Act 10564), CCC:GB/T 14048.5, EN 60947-5-1, CSA:C22.2 No.14, UL 508 (Recognition)

Length

74mm

Height

80mm

Omron K8DS-PU Series Monitoring Relay, 380 to 480V Supply AC Voltage, 200 to 480VAC Monitoring Voltage Range - K8DS-PU2


This monitoring relay provides phase-sequence verification and undervoltage supervision for three-phase electrical systems. Designed for installation on DIN-rail assemblies, it monitors supply conditions across a broad voltage band and issues a switched output when predefined thresholds or phase-order anomalies occur, supporting control and protection functions in industrial installations.

Features and Benefits:


• Monitors three-phase supply across 200-480 VAC for wide coverage
• Detects incorrect phase order and prevents motor rotation issues
• Responds to undervoltage events to protect downstream equipment
• Single-pole double-throw contact delivers 5A switching capacity
• Terminal screws enable secure conductor connection for durability

Applications


• Suitable for motor control panels requiring phase-sequence and undervoltage protection
• Ideal for industrial automation cabinets on DIN-rail systems
• Used for plant equipment where loss of phase or low voltage must be detected
• Can be used for preventative monitoring in electrical distribution panels

What supply voltage range is required for operation?


It operates from a supply AC voltage of 380-480V and monitors system voltages between 200 and 480 VAC for detection functions.

How is the relay mounted and wired in control panels?


The unit is designed for DIN-rail mounting and uses screw terminals for connecting phase conductors and control wiring.

What environmental limits apply during use?


The device is rated to function between -20 °C and 60 °C ambient temperature while installed in appropriately ventilated enclosures.

Which safety and conformity standards are applicable?


It conforms to multiple international standards including EN 60947-5-1, UL 508 recognition, CSA C22.2 No.14, CCC GB/T 14048.5, and provisions of the Korean Radio Waves Act.

What contact arrangement and protection rating does it have?


The relay provides an SPDT contact configuration with IP20 enclosure protection.

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