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1SCA134372R1001 ABB OTDC16US2 2 Pole 1000VDC 32A Switch Disconnector
ABB OTDC16US2 2-pole PV disconnect switch rated at 16 A for 600 V DC UL and 660 V DC IEC applications, designed for photovoltaic systems and industrial DC isolation.
Why Choose the ABB OTDC16US2 PV Disconnect Switch?
The ABB OTDC16US2 (1SCA134372R1001) is a compact and reliable DC PV disconnect switch designed to provide safe isolation in photovoltaic (PV), battery energy storage and industrial direct current applications. As part of the proven ABB OTDC switch disconnector range, it delivers dependable DC switching performance for renewable energy systems and complies with recognised IEC and UL standards.
Designed specifically for panel builders, OEMs and electrical contractors, the OTDC16US2 features a pre-mounted jumper for simplified installation while maintaining ABB's high standards of safety and reliability. Its compact footprint makes it ideal for integration into PV combiner boxes, DC control panels and battery storage equipment.
With a 16 A operational rating at 660 V DC, 16 A at 600 V DC (UL) and a compact 2-pole single-circuit configuration, the OTDC16US2 is well suited to solar PV systems requiring dependable DC isolation. The switch is supplied with a terminal bolt kit, while the operating handle and shaft are ordered separately.
Key Advantages
- Compact DC PV disconnect switch for safe circuit isolation.
- Designed specifically for photovoltaic installations.
- 2-pole single-circuit configuration.
- Pre-mounted jumper for simplified installation.
- Touch-safe IP20 protected terminal clamps.
- Suitable for base mounting with separately selectable handle and shaft.
Key Features
- ABB OTDC switch disconnector series.
- Model: OTDC16US2.
- Manufacturer part number: 1SCA134372R1001.
- 16 A at 600 V DC (UL).
- 16 A at 660 V DC (IEC).
- 2-pole single-circuit design.
- Pre-mounted jumper included.
- Touch-safe IP20 protected terminals.
- Terminal bolt kit supplied.
- Handles and shafts available separately.
Reliable DC Isolation for Solar Installations
DC disconnect switches provide a safe means of isolating photovoltaic strings during installation, maintenance and servicing. The ABB OTDC series has been developed specifically for renewable energy systems, offering dependable switching performance and long-term reliability under demanding operating conditions.
The OTDC16US2 combines ABB's proven engineering with compact construction, allowing straightforward installation and dependable operation in solar PV arrays, battery storage systems and industrial DC applications.
Typical Applications
- Solar photovoltaic systems.
- PV combiner boxes.
- Battery energy storage systems.
- Industrial DC distribution panels.
- Renewable energy installations.
- OEM electrical control equipment.
Technical Specifications
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| Voltage | 1000 V | |
|---|---|---|
| Mounting Type | Base mounting | |
| Device Type | Switch Disconnector | |
| Supply Type | DC | |
| Product Series | ABB OTDC | |
| Current | 32 A | |
| IP Rating | IP20 | |
| Poles | 2-pole | |
| Manufacturer | ABB | |
| Series | OTDC Switch Disconnectors | |
| Model | OTDC16US2 | |
| MPN | 1SCA134372R1001 | |
| Product type | DC PV disconnect switch | |
| Rated operational current (UL) | 16 A at 600 V DC | |
| Rated operational current (IEC) | 16 A at 660 V DC | |
| Number of poles | 2 | |
| Configuration | Single circuit | |
| Protection rating | IP20 terminal protection | |
| Mounting type | Base mounting | |
| Dimensions (H × W × D) | approx. 89 × 54.5 × 64 mm | |
| Weight | approx. 0.20 kg | |
| Supplied with | Terminal bolt kit and pre-mounted jumper | |
| HS Code | 85365080 | |
| Country of Manufacture | Estonia |
Frequently Asked Questions
What is the ABB OTDC16US2 used for?
The OTDC16US2 is a DC PV disconnect switch used to safely isolate photovoltaic strings and other direct current circuits during maintenance and servicing.
What is the current rating of the OTDC16US2?
The switch is rated at 16 A at 600 V DC (UL) and 16 A at 660 V DC (IEC).
Does the switch include a jumper?
Yes. The OTDC16US2 is supplied with a pre-mounted jumper to simplify installation.
Are the operating handle and shaft included?
No. The switch includes a terminal bolt kit, while the operating handle and shaft are ordered separately.
Where is the OTDC16US2 typically installed?
It is commonly installed in photovoltaic combiner boxes, battery storage systems and industrial DC control panels requiring safe DC isolation.
Trusted by Renewable Energy Professionals Worldwide
ABB OTDC disconnect switches are trusted by solar installers, panel builders and electrical engineers for delivering dependable DC isolation across photovoltaic and industrial renewable energy applications.
