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1SCA134391R1001 ABB OTDC25UT4 4 Pole 1000VDC 40A Switch Disconnector
MPN: 1SCA134391R1001
Alt. SKU: OTDC25UT4
Why Choose the OTDC25UT4 [1SCA134391R1001]
The OTDC25UT4 PV Disconnect Switch is designed for reliable isolation in photovoltaic systems. It supports double circuit operation with ratings of 25 A at 600 VDC (UL), 25 A at 660 VDC (IEC), and 16 A at 1000 VDC (IEC). The unit features door mounting for secure installation, and includes a terminal bolt kit for straightforward wiring. Please note that the handle and shaft are supplied separately to allow for customised configuration.
Technical Specification
- Function: PV Disconnect Switch for photovoltaic applications.
- Rated Operational Voltage: 1000 V DC.
- Current Rating: 25 A at 660 V DC, 16 A at 1000 V DC.
- Contact Configuration: 2 circuits, 4 poles.
- Insulation Voltage (Ui): 1000 V.
- Impulse Withstand Voltage (Uimp): 8 kV.
- Degree of Protection: Front IP20.
- Terminal Type & Size: Screw terminals; cable cross-section 2.5 to 16 mm² (12 to 6 AWG).
- Mounting: Door mounting.
- Standards: UL508i and IEC 60947-1, -3 compliant.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the function of the OTDC25UT4 PV Disconnect Switch?
The OTDC25UT4 is designed as a PV Disconnect Switch for photovoltaic applications.
What are the current ratings for this switch?
The switch has a current rating of 25 A at 660 V DC and 16 A at 1000 V DC.
What is the maximum operational voltage of the OTDC25UT4?
The rated operational voltage is 1000 V DC.
What is the cable capacity for the terminal connections?
The terminal type is screw terminals, accommodating cable cross-sections from 2.5 to 16 mm² (12 to 6 AWG).
How is the OTDC25UT4 mounted?
The switch is designed for door mounting.
What standards does the OTDC25UT4 comply with?
It is compliant with UL508i and IEC 60947-1, -3 standards. See the manufacturer's data sheet for standards and approvals.
What is the degree of protection for this switch?
The degree of protection is IP20 for the front of the switch.
| Alternative Product SKU | OTDC25UT4 |
|---|---|
| Manufacturer Part Number | 1SCA134391R1001 |
| Manufacturer | ABB |
| Barcode | 6417019631899 |
| Number of Poles | 4 Pole |
| Number of switches | 1 |
| Rated operating voltage | 1000 |
| Device construction | Built-in device fixed built-in technique |
| Type of control element | Other |
| Rated permanent current Iu | 40A |
| Voltage | 1000VDC |
| Degree of protection (IP) | IP20 |
| Degree of protection (NEMA) | 1 |
| Type of electric connection | Screw connection |
| Packed Quantity | 1 |
| Height | 74mm |
| Width | 54.5mm |
| Depth | 87mm |
| HS Code | 85365080 |
| Country of Manufacture | Estonia |
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