32A Single Phase Isolator DC 1500V Multi-Circuit Switch

Name: 32A Single Phase Isolator 1500V DC - ETEK Electri
SKU: EKDS7

Managing secure disconnections in photovoltaic systems, the 32A Single Phase Isolator provides reliable circuit interruption up to 1500V DC. The EKDS7 modular dc rotary isolator ensures robust performance for solar arrays, guaranteeing safe maintenance operations under heavy loads.

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ModelEKDS7

CategoryDC Isolators, Isolator Switches

AvailabilityIn stock

CE & TUV certified
Worldwide shipping
OEM & ODM support

Product Features of the 32A Single Phase Isolator

Engineered for longevity in demanding environments, this 32A Single Phase Isolator features a non-polarity design and robust environmental sealing.

Modular Flexibility: Available in 2 to 10 pole configurations, accommodating a wide range of DC distribution setups.
Environmental Defense: World-class dynamic sealing materials deliver a strict IP66 protection rate and an IK08 impact resistance rating.
Mounting Versatility: Supports single hole mounting, panel mounting, distribution board, door clutch, and enclosed installations.
High Insulation: Built with a DC 1500V insulation voltage design, tested and certified to IEC/EN60947-3 standards.
Security Lockout: Optional lockable handles (R series) prevent unauthorized switching during critical maintenance procedures.

Select Code Guide

EKDS7 Configuration Structure
Code Name	Meaning
EK	ETEK
DS	DC isolation switch
7	Series 7
Mounting type	DB: Rail installation; DC: Door interlock; EL: Enclosured; PM: Panel mounting; HM: Hole mounting
Rated current	13: 13A; 20: 20A; 25: 25A; 40: 40A; 50: 50A
Pole	2P, 3P, 4P, 6P, 8P, 10P / 2H, 3H, 4H / 4T, 4B, 4S, 3T, 6T, 9T
Lockable	R: Lockable; Nil: Without lock

Field Applications for DC Switchgear

Integrating the EKDS7 minimizes electrical hazards across high-voltage solar facilities relying on a highly dependable 32A Single Phase Isolator.

Applications & Use Cases

Photovoltaic Systems: Functions as a critical dc rotary isolator switch for safely disconnecting solar panels during grid maintenance.
Combiner Boxes: Provides localized string isolation before power reaches the central DC inverter.

Technical Specifications with the 32A Single Phase Isolator

Evaluate the comprehensive direct current parameters below to align this 32A Single Phase Isolator perfectly with your IEC60947-3 load calculations.

Technical Data

Electrical Parameters
Rated operating current at 1000V (In)	13A / 20A / 25A / 40A / 50A
Rated insulation voltage (Ui)	1500V
Rated thermal current (Ith)	32A / 40A / 55A / 55A / 63A
Rated impulse withstand voltage (Uimp)	8000V
Rated short-time withstand current (1s) (Icw)	780A
Rated short-time making capacity (Icm)	1200A
Standard	IEC60947-3
Mechanical & Environmental Data
Max cable cross sections (Solid/Flexible)	4-16mm²
Tightening torque terminal screws M4	1.2-1.8 N·m
Tightening torque single hole mounting nut M16	2.0-2.3 N·m
Switching on or off torque	0.9-1.3 N·m
Electrical Life (Actual / Standard)	3000 Cycles / 300 Cycles
Mechanical Life (Actual / Standard)	10000 Cycles / 1000 Cycles
Distance of contacts (per pole)	8mm
Operation / Store temperature	-40°C to +85°C
Pollution degree / Overvoltage category	3 / III
IP rating of shaft and mounting nut	IP66

Utilization Category DC-PV1 (IEC/EN 60947-3)

Poles	600VDC	800VDC	1000VDC	1100VDC	1200VDC	1300VDC	1500VDC	Model
2/3/4/6/8/10	32	26	13	13	10	10	5	EKDS7XX-13-YZ
	40	30	20	20	12	12	6	EKDS7XX-20-YZ
	55	45	25	25	15	15	8	EKDS7XX-25-YZ
	–	50	40	40	30	30	20	EKDS7XX-40-YZ
	–	63	50	50	40	35	32	EKDS7XX-50-YZ
4T/4B/4S	–	–	32	–	26	–	13	EKDS7XX-13-YZ
	–	–	40	–	30	–	20	EKDS7XX-20-YZ
	–	–	55	–	40	–	30	EKDS7XX-25-YZ
	–	–	–	–	–	–	45	EKDS7XX-40-YZ
	–	–	–	–	–	–	50	EKDS7XX-50-YZ
3T/6T/9T	–	–	32	–	23	–	10	EKDS7XX-13-YZ
	–	–	40	–	30	–	13	EKDS7XX-20-YZ
	–	–	55	–	40	–	20	EKDS7XX-25-YZ
	–	–	–	–	45	–	30	EKDS7XX-40-YZ
	–	–	–	–	50	–	40	EKDS7XX-50-YZ
2H	50	26	13	–	10	–	5	EKDS7XX-13-YZ
	64	30	20	–	12	–	6	EKDS7XX-20-YZ
	80	45	25	–	15	–	8	EKDS7XX-25-YZ
	90	50	40	–	30	–	20	EKDS7XX-40-YZ
	100	55	50	–	40	–	30	EKDS7XX-50-YZ
3H	–	50	13	–	10	–	5	EKDS7XX-13-YZ
	–	64	20	–	12	–	6	EKDS7XX-20-YZ
	–	80	25	–	15	–	8	EKDS7XX-25-YZ
	–	90	40	–	30	–	20	EKDS7XX-40-YZ
	–	100	50	–	40	–	30	EKDS7XX-50-YZ
4H	–	–	50	–	10	–	5	EKDS7XX-13-YZ
	–	–	64	–	12	–	6	EKDS7XX-20-YZ
	–	–	80	–	15	–	8	EKDS7XX-25-YZ
	–	–	90	–	30	–	20	EKDS7XX-40-YZ
	–	–	100	–	40	–	30	EKDS7XX-50-YZ

Utilization Category DC-PV2 (IEC/EN 60947-3)

Poles	600VDC	800VDC	1000VDC	1200VDC	1500VDC	Model
2/3/4/6/8/10	13	13	6	4	3	EKDS7XX-13-YZ
	20	15	8	6	4	EKDS7XX-20-YZ
	25	23	10	8	5	EKDS7XX-25-YZ
	40	30	20	15	8	EKDS7XX-40-YZ
	50	40	25	18	10	EKDS7XX-50-YZ
4T/4B/4S/3T/6T/9T	–	–	12	–	–	EKDS7XX-13-YZ
	–	–	18	–	–	EKDS7XX-20-YZ
	–	–	20	–	–	EKDS7XX-25-YZ
	–	–	40	–	–	EKDS7XX-40-YZ
	–	–	50	–	–	EKDS7XX-50-YZ

Dimensions and Wiring of the 32A Single Phase Isolator

Verify exact panel cutouts and DIN rail clearances using the physical footprints and schematic layouts associated with this 32A Single Phase Isolator.