Voltage Monitoring Series SM 175

• Compact 17.5 mm wide
• Protects against Phase Loss, Phase Reversal & Phase Asymmetry
• Multi-voltage from 3 x 208 to 3 x 480 V
• Selectable Under voltage / Over voltage / Asymmetry levels
• Selectable Under Voltage / Over Voltage & Asymmetry
• LED indication for all faults & for change in settings during run time for better security
• Adjustable time delay

Voltage Monitoring Series SM 301

• Protects against Phase Loss, Phase Reversal and Phase-Phase Unbalance
• No auxillary supply needed
• Voltage sensing principle
• 1 C/O & 2 C/O Configurations
• Designed to meet Industrial and Agricultural segment applications

Supply Monitoring Series SM 500

• Protects against Phase Loss, Phase Reversal and Phase-Phase Unbalance
• Can be configured for 3 Phase 4 Wire or 1 Phase system
• Selectable Over/Under voltage trip level
• Selectable Time Delay
• LED indications for power and fault conditions
• Voltage sensing principle
• 1 C/O or 2 C/O Configuration

Voltage Monitoring Series SM 501

• Protects against Phase Loss, Phase Reversal and Phase-Phase Unbalance
• Suitable for 3 Phase 3 Wire system
• Selectable Under Voltage / Ovder Voltage Trip level
• Selectable Time Delay
• Models for Selectable Phase Asymmetry
• LED indications for power and fault conditions
• Voltage sensing principle

Supply Monitoring Series CMR - Curret Control

• Protection against Overload, Phase Loss, Phase Reverse and Phase Unbalance faults
• Wide range of sensing current : 1A - 45A
• Models for 1 Phase and 3 Phase systems
• Auto / Manual Reset selection
• Fail - safe protection
• Inverse time model with underload, locked rotor protection and selectable trip class
• Definite time model with underload and selectable start and trip time

Earth Leakage Relay Series CMR

• Monitors, Detects and Protects Power systems from Leakage faults
• Wide Auxiliary Supply range: 110 - 240 VAC, 220 - 415 VAC
• Wide Range of selectable Earth Leakage Current: 60 mA - 300 mA, 0.2A - 1.2A
• Configurable Earth Leakage Trip time: 100 ms - 5 s
• Easily configurable operating modes
• Test feature to check complete product functionality
• Manual / Remote reset feature
• LED indication for Relay status, CT open, Earth leakage fault & Test/Reset switch feature

Earth Leakage Relay 30MA-30A

• Monitors, Detects and Protects Power systems from Earth Leakage Faults
• Wide range of selectable Earth Leakage Current: 30 mA - 30 A
• Configurable Earth Leakage Trip time: 0 - 10 s
• Wide Auxiliary Supply Range: 110 - 240 V AC / 110 V DC, 220 - 415 V AC / 220 V DC
• Instantaneous Trip for 5 times of set value of Leakage current
• Test feature to check complete product functionality
• LED Indication for Relay status, CT open, Earth Leakage fault & Test/Reset switch feature
• Manual / Remote Reset feature
• 1 C/O + 1 NO Relay Output

Frequency Monitoring Series PD 225

• Wide Auxiliary Supply voltage Range: 110 - 240 VAC, 220 - 440 VAC
• Models for Over Frequency and Under/Over Frequency Monitoring
• Monitors frequency of three signals - Sine, Square & Triangular
• Model for Frequency Limit Control: 5 Hz to 135 Hz
• Wide Signal Input Voltage: 15 to 500 VAC
• Ease of Frequency setting with simple Addition & Subtraction
• LED indications for healthy, unhealthy & no signal conditions

PTC Thermistor Relay Series PD 225

• Monitors and Protects Motors with Integrated PTC Resistor sensors
• Protection against Over heating for Heavy Duty Load, High Switching Frequency, High operating temperature & Insufficient cooling conditions
• Wide Auxiliary Supply Voltage: 24 VAC/DC, 110 - 240 VAC & 220 - 415 VAC
• LED Indications for Healthy, Unhealthy, Sensor Open/Short conditions
• 1 C/O & 2 C/O Configuration
• Reset Options: Auto, Manual and Remote

PTC Thermistor & Single Phasing Preventer Series PD225

• Thermistor Relay combined with Protection against Phase Sequence, Phase Loss & Phase Asymmetry Faults
• Monitors and Protects Motors with Integrated PTC Resistor sensors
• Protection against Over heating for Heavy Duty Load, High Switching Frequency, High operating temperature & Insufficient cooling conditions
• LED indications for Healthy, Unhealthy, Sensor Open/Short and Phase Sequence fault conditions

Equipment Room Temperature Control Relay

• Provides protection against variations of the ambient temperature (min/max) in equipment or lift rooms
• Suitable for use in Traction and Hydraulic Lift Types
• Supports an External sensor module
• LED Indication for Relay Trip & Power ON

• Fully Automatic operation enabling both draining and filling simultaneously with a single device
• Adjustable sensitivity level from 1k to 200k Ohm
• Includes provision for Manual start
• Protects submersible pumps against dry running and prevents overfilling
• Enables maximum utilization of incoming liquid (eg. water) supply
• Specially designed corrosion and shock resistant sensors to ensure trouble free operation.