Why Choose the Wöhner 32749 EQUES 185Power Busbar Adapter?
The Wöhner 32749 is a heavy-duty 1150 A busbar adapter from the Wöhner EQUES 185Power range, designed specifically for mounting Siemens 3VL7 (1250 A) moulded-case circuit breakers onto industrial 185 mm busbar systems. Featuring a bottom system connection with a changed phase arrangement, it provides a reliable and space-efficient solution for high-current power distribution applications.
Designed for switchgear manufacturers, OEMs and industrial panel builders, the Wöhner 32749 enables direct installation onto busbars measuring 30 × 10 mm to 120 × 10 mm. Its robust construction supports dependable electrical performance while simplifying assembly within low-voltage distribution systems.
With a 1150 A IEC rated current, 690 V AC operating voltage and compliance with IEC 61439-1 and UL 508, the Wöhner 32749 is an ideal solution for demanding industrial switchboards and power distribution installations. Please note this model is no longer available from the manufacturer.
Key Advantages
Heavy-duty 1150 A busbar adapter for industrial power distribution.
Designed specifically for Siemens 3VL7 (1250 A) circuit breakers.
Bottom system connection with changed phase configuration.
Compatible with busbars from 30 × 10 mm to 120 × 10 mm.
Complies with IEC 61439-1 and UL 508.
Suitable for demanding switchgear and electrical distribution applications.
Key Features
Wöhner EQUES 185Power busbar adapter.
1150 A IEC rated current.
690 V AC IEC operating voltage.
800 V DC IEC operating voltage.
Designed for Siemens 3VL7 1250 A moulded-case circuit breakers.
Bottom connection to the busbar system.
Changed phase arrangement.
Industrial-grade mechanical construction.
Reliable High-Current Mounting for Siemens Circuit Breakers
The Wöhner 32749 provides a secure electrical and mechanical interface between Siemens 3VL7 moulded-case circuit breakers and 185 mm busbar systems. Its high current capacity and industrial approvals make it suitable for demanding low-voltage power distribution applications where dependable performance is essential.
Designed as part of the EQUES 185Power platform, the adapter helps simplify switchboard construction while maintaining high electrical performance and mechanical stability. This model is intended for installations where a changed phase arrangement and bottom system connection are required.
Typical Applications
Industrial switchboards.
Power distribution panels.
Motor control centres.
Siemens 3VL7 circuit breaker installations.
OEM machinery and process equipment.
High-current industrial electrical distribution systems.
Technical Specifications
Current
1150 A
Manufacturer
Wöhner
Series
EQUES 185Power
Model
32749
Full part number
32749 000A
Product type
Busbar adapter
Rated current (IEC)
1150 A
Rated voltage (IEC AC)
690 V
Rated voltage (IEC DC)
800 V
Rated insulation voltage
1000 V AC / DC
Rated impulse withstand voltage
12 kV
Rated peak withstand current
106 kA
Rated short-time withstand current
50 kA (1 second)
Compatible circuit breaker
Siemens 3VL7 (1250 A)
Busbar system
185 mm
Compatible busbars
30, 40, 60, 80, 100 and 120 × 10 mm
Connection position
Bottom
Dimensions (W × H)
300 × 652 mm
Standards
IEC 61439-1, UL 508
EAN
4021267327491
Product status
No longer available
Frequently Asked Questions
What is the Wöhner 32749 used for?
The Wöhner 32749 is a busbar adapter designed for mounting Siemens 3VL7 1250 A moulded-case circuit breakers onto Wöhner 185 mm busbar systems.
What current rating does the adapter support?
The adapter has an IEC rated current of 1150 A.
Which circuit breaker is compatible?
The adapter is designed specifically for the Siemens 3VL7 (1250 A) circuit breaker range.
Which busbar sizes are supported?
The adapter is compatible with busbars measuring 30, 40, 60, 80, 100 and 120 × 10 mm.
Is the Wöhner 32749 still available?
No. According to the manufacturer, the Wöhner 32749 has been discontinued and is no longer available as a current product.
Trusted for Industrial Power Distribution
Wöhner EQUES 185Power systems are trusted worldwide by panel builders, OEM manufacturers and electrical engineers for delivering safe, efficient and reliable low-voltage power distribution solutions.
Current
1150 A
Manufacturer
Wöhner
Series
EQUES 185Power
Model
32749
Full part number
32749 000A
Product type
Busbar adapter
Rated current (IEC)
1150 A
Rated voltage (IEC AC)
690 V
Rated voltage (IEC DC)
800 V
Rated insulation voltage
1000 V AC / DC
Rated impulse withstand voltage
12 kV
Rated peak withstand current
106 kA
Rated short-time withstand current
50 kA (1 second)
Compatible circuit breaker
Siemens 3VL7 (1250 A)
Busbar system
185 mm
Compatible busbars
30, 40, 60, 80, 100 and 120 × 10 mm
Connection position
Bottom
Dimensions (W × H)
300 × 652 mm
Standards
IEC 61439-1, UL 508
EAN
4021267327491
Product status
No longer available
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...