Product designation				Reactive current control relay
Product type designation				DCRM2
Auxiliary supply
Rated auxiliary supply voltage Us
	AC
		min	VAC	380
		Max	VAC	415
Auxiliary operating range				0.85...1.1 Us
Auxiliary rated frequency			Hz	50/60 ±5%
Power consumption Max			VA	4.4
Power dissipation Max			W	2.4
Immunity time for microbreakings			ms	≤17
Voltage inputs
Rated voltage (Ue)			VAC	480VAC (rated max)
Operating range				80...528VAC
Frequency range			Hz	50 or 60Hz ±1% self configurable
Type of measure				True RMS value
No-voltage release			ms	≥8
Measurement input impedance			kΩ	>1MΩ
Type of connection				L1-L2 or L-N
Current inputs
Number of current input			Nr.	1
Type of input				Shunt supplied by external current transformer (low voltage). Max 5A
Measurement range				0.1...6A~
Measurement method				True RMS value
Constant overload			Ie	1.2 Ie
Overload peak			A	10In for 1s
Dynamic peak			A	160A for 10ms
Burden per phase			W	≤0.6W
Adjustments
C/K step 1 and 2				OFF / 0.15...2
Connectin / Disconnection delay			s	1...60s
System configuration				3-phase - 1-phase
Measurement data
Type of voltage and current measurement				True RMS value
Relay outputs
Number of relay output			Nr.	2
Contact arrangement				2 x 1 C/O-SPDT
Rated current				8A 250VAC AC1
UL/CSA and IEC/EN 60947-5-1 designation				B300
Maximum switching voltage			VAC	400
Electrical life (with rated load)			cycles	10⁵
Mechanical life			cycles	30 x 10⁶
Insulations
Rated insulation voltage Ui IEC/EN			V	480
Rated impulse withstand voltage Uimp			kV	6
Operating frequency withstand voltage			kV	2.5
Connections
Type of terminal				Screw, fixed
Conductor cross section
		min	mm²	0.2
		Max	mm²	4
		min	AWG	24AWG (18AWG according to UL/CSA)
		Max	AWG	12
Tightening torque (Max)
			Nm	0.8
			lbin	7 (7-9 according to UL/CSA)
Ambient conditions
Temperature
	Operating temperature
		min	°C	-20
		max	°C	+60
	Storage temperature
		min	°C	-30
		max	°C	+80
Relative humidity			%	<80%
Maximum Pollution degree				2
Overvoltage category				3
Measurement category				III
Max altitude			m	2000
Climatic sequence				Z/ABDM (IEC/EN 60068-2-61)
Shock resistance				15g (IEC/EN 60068-2-27)
Vibration resistance				0.7g (IEC/EN 60068-2-6)
Housing
Execution				Modular, 3 modules (DIN 43880)
Material				Polyamide
Mounting				On 35mm DIN rail (IEC/EN 60715) or by screws using extractible clips
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	284
ETIM classification
ETIM 8.0				EC001440 - Current monitoring relay

Documents

26 - Automatic power factor controllers and thyristor modules (eng)

Products and solutions for power factor correction (eng)
PD071GB 04_14

Reactive current controller relay - Instructions manual DCRM2 (eng)
I327IGBE08_14

Certifications

cULus
EAC

Conformity

IEC/EN 60255-5
IEC/EN 61010-1
IEC/EN 61000-6-2
IEC/EN 61000-6-3
UL 508
CSA C22.2 n°14

Products > Power factor controllers and thyristor modules

DCRM2

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Reactive current controller relay, DCRM series. Single and three-phase low-voltage system, 2 steps

Type of product: Automatic power factor controllers
N° of steps: 2
Type of power factor correction: With contactors

Order code	DCRM2
Weight [g]	284
Qty. per package	1
Multiple qty. of packs per order	1
Package dimensions [mm]	095X055X075
Volume [cm³]	391.875
Bar code [EAN13]	8013975189160
HS Code	85389091

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DCRM2