1000V DC MCB 6kA 6-63A 1-2-4 Pole Polarity Protection

Name: 1000V DC MCB 6kA 1-2-4 Pole - ETEK Electri
SKU: EKM1-63DC

Secures commercial photovoltaic and energy storage networks with the 1000V DC MCB, providing rigorous thermo-magnetic fault isolation. This EKM1-63DC DC Mini Circuit Breaker manages continuous currents up to 63A, ensuring stable direct current distribution across 1P, 2P, and 4P configurations.

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ModelEKM1-63DC

CategoryDC Mini Circuit Breaker, Circuit Breakers

AvailabilityIn stock

CE & TUV certified
Worldwide shipping
OEM & ODM support

Structural Features of the 1000V DC MCB

Engineered to safely interrupt high-voltage direct current faults, this 1000V DC MCB offers absolute polarity isolation for critical B2B solar architectures.

Voltage Scalability: Operates efficiently across 250VDC (1P), 500VDC (2P), and scales up to a maximum 1000VDC for the dc mcb 4 pole configurations.
Ultimate Breaking Capacity: Safely clears direct current fault currents up to 6kA (Icn), protecting sensitive 1000v dc circuit breaker applications from catastrophic damage.
Customizable Tripping: Features a default 8-12In instantaneous trip, with optional Z, L, and K curves to precisely match specific 4 pole dc circuit breaker load characteristics.
Visual Status Indication: Integrates a distinct green (OFF) and red (ON) contact position indicator for rapid maintenance verification on the panel.

Field Applications for the 1000V DC MCB

Deploying this advanced dc mcb 1000v component prevents costly downtime across specialized DC electrical networks and automated load centers.

Photovoltaic Arrays: Isolates solar string lines effectively, acting as a mandatory 4 pole dc breaker for commercial solar farms.
Energy Storage Systems (ESS): Secures large-scale battery banks against severe overcurrents during repetitive charging and discharging cycles.
Direct Current Panels: Provides main circuit isolation and dependable 1000v dc breaker functionality for general industrial DC distribution systems.

Technical Specifications with the 1000V DC MCB

Evaluate the comprehensive electrical parameters below to ensure this 1000V DC MCB aligns perfectly with your specific photovoltaic load calculations and enclosure sizing.

Certifications & Environmental Conditions

The EKM1-63DC adheres strictly to IEC/EN 60947-2 standards for low-voltage switchgear. It performs reliably in ambient environments ranging from -5°C to +40°C, sustaining up to 95% maximum non-condensing humidity.

Technical Data

General Data
Standard	IEC/EN 60947-2
Protection	Overcurrent and short circuit
Type of trip	Thermo-magnetic
No. of poles	1P, 2P, 4P
Rated voltage (Ue)	250VDC (1P), 500VDC (2P), 1000VDC (4P)
Insulation voltage	500V
Rated currents (In)	6, 10, 16, 20, 25, 32, 40, 50, 63A
Rated short-circuit capacity (Icn)	6kA
Rated impulse withstand voltage (Uimp)	4kV (1.2/50µs)
Dielectric test voltage	3kV (50/60Hz, 1 min.)
Mechanical Data & Installation
Electrical life	4,000 Cycles
Mechanical life	10,000 Cycles
Contact position indicator	Green OFF / Red ON
Protection degree	IP20
Ambient temperature	-5°C to +40°C (Max. 95% humidity)
Terminal connection type	Cable
Max. terminal size for cable	16mm² flexible / 25mm² rigid
Max. tightening torque	2.5 N.m
Installation	Mounting on 35mm DIN rail
Incoming method	According to the wiring diagram (Polarity specific)

Tripping Characteristic:

Tripping Curve	Thermal Tripping Characteristics	Instantaneous Tripping Characteristics
Default Curve	1.05In: no tripping within an hour 1.3In: tripping within an hour	8In – 12In
Z Curve (Optional)	1.05In: no tripping within an hour 1.3In: tripping within an hour	3In – 5In
L Curve (Optional)	1.05In: no tripping within an hour 1.3In: tripping within an hour	6In – 10In
K Curve (Optional)	1.05In: no tripping within an hour 1.3In: tripping within an hour	10In – 14In

Temperature Derating Table:

In (A)	-40°C	-30°C	-20°C	-10°C	0°C	10°C	20°C	30°C	40°C	50°C	60°C	70°C
6	8.00	7.70	7.50	7.20	6.90	6.60	6.30	6.00	5.70	5.30	4.90	4.50
10	13.3	12.9	12.5	12.0	11.5	11.1	10.5	10.0	9.40	8.80	8.20	7.50
16	21.3	20.7	20.0	19.2	18.5	17.7	16.9	16.0	15.1	14.1	13.1	11.9
20	26.7	25.8	24.9	24.0	23.1	22.1	21.1	20.0	18.9	17.6	16.3	14.9
25	33.3	32.3	31.2	30.0	28.9	27.6	26.4	25.0	23.6	22.0	20.4	18.6
32	42.7	41.3	39.9	38.5	37.0	35.4	33.7	32.0	30.2	28.2	26.1	23.9
40	53.3	51.6	49.9	48.1	46.2	44.2	42.2	40.0	37.7	35.3	32.7	29.8
50	66.7	64.5	62.4	60.1	57.7	55.3	52.7	50.0	47.1	44.1	40.8	37.3
63	84.0	81.3	78.6	75.7	72.7	69.6	66.4	63.0	59.4	55.6	51.4	47.0

Dimensions and Wiring for the 1000V DC MCB

Verify exact enclosure compatibility for the EKM1-63DC by referencing the standardized 35mm DIN rail mounting footprints and polarity-specific incoming methods illustrated below.