Product Main

Quick Details

Operating Temperature Range: -20 → +60 °C
Minimum Operating Temperature: -20°C
Maximum Operating Temperature: +60°C
Terminal Type: Screw
Electrical Phase: 1, 3
Number of Poles: 1
Supply Voltage: 440 → 480 V ac
Mounting Type: DIN Rail
Current Sensitivity: Overcurrent, Undercurrent
Standards Met: CSA C22.2 No. 14, cULus, File E93601, IEC/EN 60255-5, IEC/EN 61000-6-2, IEC/EN 61000-6-3, UL 508, UL Listed
Width: 64.9mm
Current Range: 0.1 → 16 A
Time Delay: 0.1 → 10 s
Maximum Current Sensed: 16A
Brand: Lovato
Contact Configuration: SPDT
Monitoring Application: Current
Height: 104.7mm
Minimum Current Sensed: 0.1A
Series: PMA50
Dimensions: 53.5 x 64.9 x 104.7 mm
Length: 53.5mm

Specifications

The Lovato range of current monitoring pump protection relays, protect against any dry running with auxiliary AC power supply including singe and three phase systems. Complete with motor under-load and over-current control including direct connection of a maximum up to 16A or by a current transformer. Excellent tripping accuracy and voltage control range of 80 to 660 V ac and 1 relay output with 1 changeover contact SPDT
Modular DIN 43880 housing 3 module
Excellent tripping accuracy
IEC protection: IP40 on front and only when placed in an IP40 enclosure or control board
IP20 at terminals
Single and three phase system
AC maximum current control
Delayed trip
Auxiliary AC power supply
Automatic or manual reset TRMS current measurements
Resetting and inhibition input
Phase loss and incorrect phase sequence
Instant trip