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

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

LPMP/2 Phase Asymmetry, Failure, Sequence, Under and Over 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, detects phase asymmetry and if fixed Under or Over voltage trip levels are exceeded
Detects incorrect phase sequence, phase loss and neutral loss1
Adjustment for phase asymmetry/unbalance
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 Phase, Voltage
Supply Voltage 400 V
Contact Configuration DPDT
Electrical Phase 3
Voltage Sensing Range 243 → 540 V
Phase Sensitivity Phase Asymmetry, Phase Failure, Phase Sequence
Time Delay 0.2 → 10 s
Length 89mm
Mounting Type DIN Rail
Standards Met CE, EN 61000-6-2, EN 61000-6-4, IEC, RoHS Complaint
Minimum Voltage Sensed 243 V
Operating Temperature Range -20 → +60 °C
Terminal Type Wire Lead
Maximum Voltage Sensed 540V
Special Features Adjustment For Phase Asymmetry/Unbalance, Adjustment For Restart Delay, Adjustment For Time Delay, Detects Incorrect Phase Sequence, Microprocessor Based, Phase Loss And Neutral Loss
Minimum Operating Temperature -20°C
Dimensions 89 x 17.5 x 66.5 mm
Height 66.5mm
Width 17.5mm
Maximum Operating Temperature +60°C
25 In stock for FREE next working day delivery
Price Each
£ 77.70
(exc. VAT)
£ 93.24
(inc. VAT)
Per unit
1 +
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