Product Ranges

Electronic Timers

                           A-Series

                           B-Series

                           Digital Timers

                           H-Series

                           S-Series

Monitoring Devices


Power Supplies


Annunciators

Energy Management System

Tachometers

Time Switch


Hour Meters

Counters

Unik Temp
                          TX7 Series

                           H3TX Series

                           EX-9 Series

J4TX-Temperature Controller

New Products

_______________________

Monitoring Devices

Model :PMD-01
Function Phase Unbalance,Phase Failure,Negative Phase Sequence,Under voltage Monitor and Control
Rated Supply Voltage 440V AC , 3 Phase
Operating Voltage Range -30% to 20% of rated Voltage
Control Output 1 C/O rated for 5A@250V AC/28V DC resistive load
Recovery Time 100mSec minimum
Rated Frequency of operation 1800 ± 5% Operations per hour maximum
Ambient temperature Operation: - 10° C to + 55° C
Storage : - 25° C to + 80° C
Humidity MAX. 85% RH @ 40° C
Service Life (under no load) 106Operations minimum
Electrical Life (under full load) 105 Operations minimum
Electrical Connection Screw type Terminals with self lifting clamps.
Dimension 45 x 75 x 116mm [W x H x D]
Power Consumption AC approx. 34VA / 7W
Insulation Resistance >100M ohms @ 500V DC
Phase Failure 2 sec max.
Trip Time Delay 2.5sec±250ms for Phase unbalance 6%< t < 20%
1.25sec±250ms for Phase unbalance 20% < t < 30%
500msec±250msec for Phase unbalance t > 30%
Unbalance tolerance ± 2%
Dielectric Strength a) 2.5KV AC,50Hz for 1minute.(Between current carrying and non-current carrying parts)
b) 1.5KV AC, 50Hz for 1 minute.(between contacts and control circuit)
c) 1 KV AC, 50 Hz for 1minute.(Between non-continuous relay contacts)
Under Voltage Response 60% to 70% of rated supply @ ambient Temperature co-efficient: 0.5V/°C
Mode of Operation Auto / Manual
Enclosure (series) B1D series
Issued Date: 29/05/09