RM22TR33 Phase Monitoring Relay 8A Din Rail Module 3Phase Control Relay Schneider

Description

Schneider Electric RM22TR33 is a high-performance 3-phase control relay engineered for precise monitoring of electrical networks. Designed within the Harmony Control Relays series, this DIN rail module provides critical protection against phase sequence faults, phase failure, overvoltage, and undervoltage conditions. By ensuring voltage parameters remain within the 380 to 480 V AC threshold, it prevents thermal overload and mechanical stress in three-phase motors.

Technical Specifications:
Brand: Schneider Electric
Model Number: RM22TR33
Product Series: Harmony Control Relays
Monitored Parameters: Phase sequence, phase failure, overvoltage, undervoltage
Measurement Voltage Range: 380 to 480 V AC
Measurement Accuracy: ±10%
Output Configuration: 2 C/O (Changeover) contacts
Nominal Output Current: 8 A
Switching Voltage: 250 V AC
Time Delay: Adjustable 0.1 to 30 s (fault response)
Power Consumption: 15 VA maximum
Mounting Type: 35 mm DIN rail
Dimensions (W x H x D): 22.5 mm x 90 mm x 79.5 mm
Housing Material: Self-extinguishing plastic
Operating Temperature: -20°C to +50°C
Ingress Protection: IP20 (Terminals), IP40 (Housing)
Weight: 0.09 kg
Certifications: CE, UL, CSA, EAC

Industrial Application:
The RM22TR33 is critical for protecting heavy-duty industrial machinery, including HVAC compressors, centrifugal pumps, and conveyor drive systems. In scenarios where a sudden phase loss or voltage drop could result in locked rotor conditions or catastrophic motor burnout, this relay instantly isolates the control circuit. The adjustable time delay prevents nuisance tripping caused by transient voltage dips during large motor startups.

Procurement and Integration:
Backed by Schneider Electric Original Engineering, this phase monitoring relay guarantees seamless Technical Compatibility with existing motor control centers and automation panels. With optimized inventory management, we ensure a minimized Lead Time for this in-stock component, allowing facilities to rapidly restore critical motor protection and minimize costly operational downtime.

Key Attributes
Contact Load: Low Power
Place of Origin: Indonesia
Model Number: RM22TR33
Brand Name: Schneider
Protect Feature: Epoxy
Size: Miniature
Theory: Control Relay
Application: General Purpose
Product name: Monitoring Relay din rail 3 phase Control Relay Schneider
Rated Voltage: 380~480 VAC
Output Current: 8 A
Contacts Type: 2 C/O
Response time: <= 300 ms
Tightening torque: 0.6...1 N.m
IP degree: IP20, IP40, IP50
Certifications: GL / GOST
Ambient air temperature: -20...50 °C (operation)
Weight: 0.09 kg

Packaging and Delivery
Selling Units: Single item
Single package size: 9.5X8.5X2.5 cm
Single gross weight: 0.900 kg