Schneider Electric Phase Monitoring Relay, 3 Phase, DPDT, <100V ac, DIN Rail

View all Monitoring Relays

Subtotal (1 unit)*

MYR637.20

Add to Basket
Select or type quantity
In Stock
  • Plus 7 unit(s) shipping from 08 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per Unit
1 +MYR637.20

*price indicative

MY - SEBundle - PDP
RS Stock No.:
179-9432
Mfr. Part No.:
RM22TA33
Manufacturer:
Schneider Electric
Find similar products by selecting one or more attributes.
Select all

Brand

Schneider Electric

Monitoring Application

Phase

Electrical Phase

3

Contact Configuration

DPDT

Voltage Sensing Range

<100V ac

Voltage Sensitivity

Overvoltage

Mounting Type

DIN Rail

Time Delay

30s

Series

Harmony Control

Maximum Operating Temperature

+70°C

Width

79.5mm

Maximum Voltage Sensed

480V ac

Operating Temperature Range

-20 to + 70°C

Height

90mm

Length

22.9mm

Minimum Voltage Sensed

380V ac

Terminal Type

Screw

Standards Met

CE

Dimensions

22.9 x 79.5 x 90mm

Current Range

10 mA, 8A

Minimum Operating Temperature

-20°C

COO (Country of Origin):
ID

Schneider Electric Harmony Control Series Monitoring Relay, 22.9mm Length, DIN Rail Mount - RM22TA33


This monitoring relay provides precise control and protection in three-phase electrical systems. It is designed for phase monitoring and plays a significant role in ensuring optimal performance by detecting phase sequence, failure, and asymmetry, which enhances system reliability.

Features & Benefits


• Adjustable time delay offers flexible response settings
• High voltage sensing range up to 480V ac for versatile applications
• Compact DIN rail mounting facilitates installation and saves space
• Overvoltage protection improves safety in electrical systems

Applications


• Monitoring electrical loads in industrial settings
• Phase failure detection in motor control
• Implementation in automation systems to enhance operational safety
• Consistent phase balancing in machinery

What is the reset time after a fault occurs?


The reset time is 1500ms at maximum voltage, ensuring swift recovery to normal operation.

How does it handle variations in supply voltage?


It operates within supply voltage limits of 304 to 576V AC, accommodating fluctuations for reliable performance.

What kind of connections does it support?


It features screw terminals suitable for solid and flexible cable connections ranging from 0.2mm² to 3.3mm² to meet diverse installation requirements.

What is the environmental tolerance for operating conditions?


It operates efficiently within a temperature range of -20°C to +70°C, ensuring durability in different environments.

Related links