Broyce Control Voltage Monitoring Relay With DPDT Contacts, 3 Phase, 400 V

Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): GB
Product Details

LPRD/2 Phase Failure, Phase Sequence, Under Voltage plus Restart Delay

Broyce Controls L-Series signal conditioners use a QR barcode marking method allowing direct access to all technical data sheets, ensuring correct information is always at your finger tips!

Features and Benefits

Compact 17.5 mm DIN Rail housing Microprocessor based
True R.M.S. monitoring measuring phase to phase (three wire) or phase to neutral (4-wire) voltages
Selectable nominal voltages to suit most popular three wire or 4-wire supply voltages
Monitors own supply and detects an Under voltage condition on one or more phases
Detects incorrect phase sequence, phase loss and neutral loss1
Adjustment for Under voltage trip level
Adjustment for Restart delay
Adjustment for time delay
DPDT relay output 5A
Green LED indication for supply status
Red LED indication for relay status


UL Certification

Broyce Monitor Relays

Relay controllers manufactured using flame retardant material to UL94 VO
Electrical life: ≥150 000 operations
Suitable for use within ambient temperature environments from -20 to +60°C (except stock no. 361-1710 and 361-1681 which are suitable from -20 to +50°C)


Output relay contact rating specified at 250Vac

Attribute Value
Monitoring Application Voltage
Supply Voltage 400 V
Contact Configuration DPDT
Electrical Phase 3
Voltage Sensing Range 243 → 540 V
Phase Sensitivity Phase Failure, Phase Sequence
Time Delay 0.2 → 10 s
Maximum Operating Temperature +60°C
Terminal Type Wire Lead
Dimensions 89 x 17.5 x 66.5 mm
Special Features Adjustment For Time Delay, Adjustment For Under Voltage Trip Level, Detects Incorrect Phase Sequence, Microprocessor Based, Phase Loss And Neutral Loss
Height 66.5mm
Maximum Voltage Sensed 540V
Mounting Type DIN Rail
Width 17.5mm
Minimum Operating Temperature -20°C
Length 89mm
Operating Temperature Range -20 → +60 °C
Minimum Voltage Sensed 243 V
Standards Met CE, EN 61000-6-2, EN 61000-6-4, IEC, RoHS Complaint
2 In stock for delivery within 5 working day(s)
Price (ex. GST) Each
Was $181.92
$ 178.35
(exc. GST)
$ 205.10
(inc. GST)
Per unit
1 +
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