Product designation				Voltage monitoring relays
Product type designation				PMV50N
General characteristics
Description				Minimum and maximum AC voltage, phase loss, neutral loss and incorrect phase sequence relay
Type of system				Three-phase with/without neutral
Power supply
Auxiliary supply voltage Us				Self powered
Operating voltage range				0.7...1.2 Ue
Rated frequency			Hz	50/60 ±5%
Power consumption Max			VA	27
Power dissipation Max			W	1.9
Control circut
Rated voltage to control (Ue)
		min	VAC	380
		Max	VAC	440
Voltage set-point (%Ue)
		min	%	80…95
		Max	%	105…115
Tripping delay			s	0.1…20
Resetting time			s	0.1…20
Resetting hysteresis			%	3
Instantaneous tripping for Ue				Voltage <70% Ue
Type of reset				Automatic
Repeat accuracy			%	<±0.1
Tripping time for phase loss			ms	60
Relay outputs
Number of relays			Nr.	2
Relay state				Normally energised De-energises at tripping
Contact arrangement				2 changeover SPDT
Rated operational voltage AC (IEC)			VAC	250
Maximum switching voltage			VAC	400
IEC Conventional free air thermal current Ith			A	8
UL/CSA and IEC/EN 60947-5-1 designation				B300
Electrical life (with rated load)			cycles	100000
Mechanical life			cycles	30000000
Functions
Modular version				3U
Minimum AC voltage				Yes
Maximum AC voltage				Yes
Natural loss				Yes
Phase loss				Yes
Incorrect phase sequence				Yes
Asymmetry				No
Minimum frequency				No
Maximum frequency				No
Programmable via NFC technology and APP				No
Indications
Indication				1 green LED for power on and tripping and 2 red LEDs for tripping
Connections
Terminals type				Screw
Tightening torque for terminals
		max	Nm	0.8
		max	Ibin	7
Conductor cross section
	AWG/Kcmil
		min	AWG	24
		Max	AWG	12
	IEC
		min	mm²	0.2
		Max	mm²	4
Insulations
Rated insulation voltage Ui			V	600
Rated impulse withstand voltage Uimp			kV	6
Operating frequency withstand voltage			kV	4
Ambient conditions
Temperature
	Operating temperature
		min	°C	-20
		max	°C	+60
	Storage temperature
		min	°C	-30
		max	°C	+80
Housing
Execution (n° of modules)				3
Material				Self-extinguishing polyamide
Mounting				35mm DIN rail (IEC/EN 60715)
IEC degree of protection				IP40 on front; IP20 at terminals
Dimensions (W x H x D)			mm	53.5 x 104.7 x 64.9
Weight			g	200
ETIM classification
ETIM 8.0				EC001438 - Voltage monitoring relay

Documents

22 - Monitoring relays (eng)

Multifunction 3-phase + neutral voltage protection relays PMV50N, PMV70N, PMV80N (eng)
I325GBI11_20

FAQ for monitoring relays (eng)
F065IGB11_21

Certifications

EAC

Conformity

IEC/EN 60255-5
IEC/EN 61000-6-2
IEC/EN 61000-6-3

Products > Monitoring relays

PMV50NA440

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Voltage monitoring realy for three-phase system, with or without neutral, minimum and maximum AC voltage. Phase loss, neutral loss and incorrect phase sequence, 380…440VAC 50/60Hz

Type of product: Voltage monitoring relays
Type of system: Three-phase with/without neutral
Number of relays: 2
Rated supply voltage: Self powered
Programming mode: Potentiometers

Order code	PMV50NA440
Weight [g]	200
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	058X075X096
Volume [cm³]	417.6
Bar code [EAN13]	8013975179796
HS Code	85364900

Data Sheet

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Dimensions

Wiring diagram

PMV95NA575NFC

Multifunction voltage and frequency monitoring relay for three-phase systems with or without neutral with NFC technology and App. 380...575VAC 50/60Hz

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Dimensions

Wiring diagram

Data Sheet - PMV50NA440

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PMV50NA440

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