Product designation				Current monitoring relays
Product type designation				PMA20
General characteristics
Description				AC/DC maximum current monitoring relay
Type of system				Single-phase
Power supply
Auxiliary supply voltage Us				24…240VAC/DC
Operating voltage range				0.85…1.1 Us
Rated frequency			Hz	50/60 ±5%
Power consumption Max			VA	3.2
Power dissipation Max			W	1.6
Control circut
Rated current (Ie)			A	5 or 16
Overload capacity				5Ie for 1s - 160A for 10ms - Constant 16A
Connection				Direct or by current transformer
Current set-point (% Ie)
		Max	%	5…100
Tripping delay			s	0.1…30
Resetting time			s	0.1…30
Resetting hysteresis			%	1…50
Inhibition time			s	1…60
Type of reset				Automatic or manual
External input				Resetting / Inhibition
Repeat accuracy			%	±1 (with constant parameters)
Relay outputs
Number of relays			Nr.	1
Relay state				Normally energised / De-energised (selectable)
Contact arrangement				1 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				2U
Maximum AC/DC current				Yes
Minimum or maximum AC/DC current				No
Minimum and maximum AC/DC current				No
Indications
Indication				1 green LED for power on / inhibition and 1 red LED for tripping
Connections
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	415
Rated impulse withstand voltage Uimp			kV	4
Operating frequency withstand voltage			kV	2.5
Ambient conditions
Temperature
	Operating temperature
		min	°C	-20
		max	°C	+60
	Storage temperature
		min	°C	-30
		max	°C	+80
Housing
Execution (n° of modules)				2
Material				Self-extinguishing polyamide
Mounting				Modular DIN 43880 housing
IEC degree of protection				IP40 on front; IP20 at terminals
Dimensions (W x H x D)			mm	35.8 x 104.7 x 64.9
Weight			g	121
ETIM classification
ETIM 8.0				EC001440 - Current monitoring relay

Documente

22 - Monitoring relays (eng)

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FAQ for monitoring relays (eng)
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Certificari

cULus
EAC

Conformitate

IEC/EN 60255-5
IEC/EN 61000-6-2
IEC/EN 61000-6-3
UL 508
CSA C22.2 n° 14

Produse > Relee de protectie

PMA20240

Comparaţie

Current monitoring relay for single-phase system, AC/DC maximum current control, 5A or 16A

Tip produs: Current monitoring relays
Tip de sistem: Single-phase
Numarul de iesiri releu: 1
Tensiune de alimentare auxiliara [V]: 24...240VAC/DC
Curent nominal Ie [A]: 5 or 16
Modul de programare: Potentiometers

Cod de comanda	PMA20240
Greutate [g]	144
Cantitate in ambalaj	1
Cantitate multipla de ambalaje per comanda	1
Dimensiune ambalaj	095X040X075
Volume [cm³]	285
Cod de bare [EAN13]	8013975172810
Cod HS	85364900

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PMA20240