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Minilec Power Monitoring Relays RPT D2

Minilec Power Monitoring Relays RPT D2 Specification

Dielectiric Strength
2kV for 1 min

Mechanical Life
1 x 10 operations

Ambient Temperature
-10C to +55C

Coil Voltage
Integrated with supply

Power Consumption
Approx. 2VA

Contact Material
Silver Alloy

Protect Feature
Phase Failure, Sequence & Unbalance

Working Temperature
-10C to +55C

Contact Form
SPDT

Contact Resistance
100m

Coil Power
Integrated

Product Type
Power Monitoring Relay

Insulation Resistance
> 100 Mohm (@ 500V DC)

Theory
Electromagnetic Relay

Usage
Industrial Equipment Protection

Contact Load
5A @ 250V AC

Operate Time
< 200 ms

Terminal Type
Screw Terminal

Rated Voltage
415V AC

Supply Terminal
L1, L2, L3, N

Size
Compact DIN Rail

Color
White / Grey

Dimension (L*W*H)
80 x 22.5 x 87 mm

Weight
Approx. 200g

Mounting Type
DIN Rail Mounting

Frequency
50/60Hz

Standards Compliance
IEC 60947-5-1

LED Indication
Status / Fault

Phase Protection
Three Phase

Humidity Range
Up to 95% RH (non-condensing)

Housing Material
ABS Plastic

Response Time
Fast Switching

Reset Type
Automatic/Manual

Minilec Power Monitoring Relays RPT D2 Trade Information

Minimum Order Quantity
1 Unit

Payment Terms
Telegraphic Transfer (T/T)

Supply Ability
Unit

Delivery Time
As Per Requirement Week

Main Domestic Market
All India

About Minilec Power Monitoring Relays RPT D2

Minilec Power Monitoring Relays

OVERVIEW:-

3-phase 3-wire generators reverse power monitoring,

Auto/Manual reset,

Reverse power (current) trip settings adjustable,

ON delay and trip delay adjustable,

2 CO output relay

TECHNICAL SPECIFICATION:-

Supply Voltage

	System	:	100-120 / 220-240 / 380-440 V AC ± 20%
	Auxillary	:	Built in

Ext. Input

5A, CT Secondary & R,Y, B

Output Contacts

2 CO

Trip Setting

Under Frequency	:	---
Over Frequency	:	---
Reverse Power	:	2% - 20% (adjustable)

Power On Delay

1 - 10 secs. (adjustable)

Trip Time Delay

1 - 10 secs. (adjustable.)

Resetting

Auto / Manual

Weight

460 gms

Dimensions (mm)

	Overall (L x W x D)	:	76 x 56.5 x 117.5
	Mounting (L x W)	:	67 x 46 / 35 mm rail Mounting

Note:

Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)\

APPLICATION:-

Generator panels.

Synchronizing Control Panels.

AMF Panels.

RPT D2 RPT D2

Efficient Industrial Protection

The RPT D2 Power Monitoring Relay is tailored for the safeguarding of three-phase industrial equipment. It quickly detects phase-related faults and irregularities, helping to prevent motor and system failures. Fast switching and high-performance features ensure uninterrupted monitoring and protection with minimal downtime in various applications.

User-Friendly Installation and Operation

With its DIN rail mounting and screw terminal connections, the relay is simple to install in busy industrial settings. Integrated LED indications allow immediate identification of status and fault conditions, and reset options (automatic and manual) give users flexible control for enhanced equipment management.

Durable Build and Reliable Standards

Designed with premium ABS plastic and complying with IEC 60947-5-1 standards, the RPT D2 achieves high safety and performance benchmarks. The relay offers excellent insulation resistance, a long mechanical life, and strong dielectric strength, making it suitable for demanding environments.

FAQs of Minilec Power Monitoring Relays RPT D2:

Q: How does the RPT D2 relay contribute to better equipment protection?

A: The relay continuously monitors three-phase supply conditions for phase failure, sequence errors, and unbalance, instantly switching to safeguard equipment and prevent damage or operational disruptions.

Q: What is the installation process for the RPT D2 relay?

A: Installation involves mounting the relay onto a DIN rail and connecting the supply terminals (L1, L2, L3, N) using screw terminals. Its compact dimensions allow easy placement even in space-restricted control panels.

Q: When should the relays reset function be used manually?

A: Manual reset should be activated when inspecting or servicing equipment after fault conditions to ensure controlled and deliberate restart of the protected circuit. The automatic reset generally suffices for standard operations.

Q: Where can the RPT D2 relay be effectively utilized?

A: It is ideal for industrial settings where protection of motors and equipment from three-phase supply issues is essential, including factories, processing plants, and control panels for various machinery.

Q: What benefits does the LED indication offer?

A: LED indicators quickly signal both normal operation and fault events, improving safety and enabling faster troubleshooting in high-demand environments.

Q: How durable is the RPT D2 relay under harsh operating conditions?

A: The relays housing material, high insulation resistance, robust contact load, and compliance with IEC standards ensure it remains reliable in environments with high humidity, varying temperatures, and continuous operation.