Why Choose the Rittal SV 9677.870 Current Converter?
The Rittal SV 9677.870 is a compact current converter designed for installation with Rittal NH slimline fuse-switch disconnectors in the SV 9677XXX series. It provides reliable inductive current measurement within industrial low-voltage power distribution systems, allowing electrical monitoring equipment to receive an accurate secondary current signal.
Designed for NH size 1–3 fuse-switch disconnectors on Rittal 185 mm busbar systems, the SV 9677.870 integrates mechanically into the top-mounted components of compatible switchgear assemblies without increasing the installation depth. This space-saving design supports efficient panel construction while enabling current measurement functionality.
With a primary current rating of 400 A, a secondary output of 5 A and a 50–60 Hz operating frequency, the Rittal SV 9677.870 provides dependable current sensing for industrial distribution, energy monitoring and protection applications.
Key Advantages
Current converter designed for Rittal NH slimline fuse-switch disconnectors.
Suitable for NH sizes 1–3 in the SV 9677XXX series.
Provides accurate inductive measurement of current flow.
Compact installation without increasing switchgear installation depth.
Designed for 185 mm centre-to-centre busbar systems.
Reliable solution for industrial current monitoring applications.
Key Features
Rittal SV 9677.870 current converter.
Designed for NH slimline fuse-switch disconnectors.
Suitable for SV 9677XXX size 1–3 devices.
Primary current: 400 A.
Secondary current: 5 A.
Accuracy class: Class 1.
Rated power input: 2.5 VA.
Frequency range: 50–60 Hz.
Connection via round conductor cable.
Reliable Current Measurement for Industrial Power Distribution
Current converters provide an essential interface between high-current electrical distribution equipment and monitoring systems. The Rittal SV 9677.870 enables accurate measurement of current flow from NH slimline fuse-switch disconnectors, supporting energy monitoring and electrical system analysis.
Its compact construction and compatibility with Rittal Ri4Power systems make it a practical solution for panel builders and electrical engineers requiring reliable measurement capability within modular low-voltage switchgear assemblies.
The Rittal SV 9677.870 is a current converter used for inductive measurement of current flow in NH slimline fuse-switch disconnector installations.
Which Rittal devices is the SV 9677.870 compatible with?
The SV 9677.870 is designed for Rittal NH slimline fuse-switch disconnectors in the SV 9677XXX series, sizes 1–3.
What is the current conversion ratio of the SV 9677.870?
The current converter has a primary current rating of 400 A and a secondary output of 5 A.
What accuracy class does the current converter provide?
The Rittal SV 9677.870 provides measurement accuracy according to Class 1.
Where is the SV 9677.870 typically installed?
The current converter is installed within compatible Rittal NH slimline fuse-switch disconnector assemblies for industrial current monitoring applications.
Trusted by Industrial Electrical Engineers Worldwide
Rittal SV current converters provide reliable measurement solutions for industrial power distribution systems, helping engineers monitor electrical performance and improve energy management.
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.
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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...