Basler Electric MOC2199 9072300-335 Relay Module

The Basler Electric MOC2199 (catalog number 9072300-335) is a high‑reliability relay module designed for DC control applications operating at 125 VDC or 250 VDC. It provides isolated switching for auxiliary circuits in power generation, substation, and industrial control systems. The module features a robust solid‑state output capable of handling continuous currents up to 0.5 A and peak currents of 0.25 A under specified conditions.

This component is engineered to meet the stringent requirements of utility and industrial environments, offering excellent dielectric strength, low power consumption, and fast response times. Its compact enclosure facilitates DIN‑rail or panel mounting, simplifying integration into new or retrofit control cabinets.

Key Features

• Input voltage compatibility: 125 VDC / 250 VDC

• Output rating: 0.5 A continuous, 0.25 A peak

• High isolation voltage between input and output

• Transient suppression for inductive load switching

• LED status indicator for visual confirmation

• Wide operating temperature: -40°C to +70°C

Technical Specifications

Control input: 125/250 VDC ±20%; output type: normally open solid‑state; response time: < 5 ms; insulation withstand: 2500 VAC for 1 minute; dimensions: 90 x 22 x 60 mm (approx.). The module complies with IEC 61000‑4 standards for electromagnetic compatibility.

Applications

Typical uses include tripping and closing coils in circuit breakers, annunciator circuits, PLC interfacing, and auxiliary relay logic in generator control panels. The MOC2199 is particularly valued in DC‑powered substations where reliable, low‑energy switching is critical.

Installation and Wiring

Mount the module on a standard 35 mm DIN rail or use the provided screw holes for panel mounting. Connect the DC control voltage to the input terminals and the load circuit to the output terminals. Ensure proper polarity and observe the maximum current ratings. A built‑in flyback diode protects the internal circuitry when switching inductive loads.

Reliability and Maintenance

With a solid‑state design, the MOC2199 has no moving parts, ensuring virtually unlimited electrical life. Routine inspection of terminal tightness and visual check of the LED are recommended. Basler Electric’s quality assurance includes 100% factory testing, guaranteeing reliable performance in mission‑critical applications.

Why Choose the MOC2199?

This relay module offers a cost‑effective, space‑saving solution for DC control circuits without compromising on safety or durability. Its proven design, backed by Basler Electric’s extensive experience in power system components, makes it a trusted choice for engineers seeking dependable isolation and switching.

In summary, the Basler Electric MOC2199 9072300-335 is a versatile and robust relay module, ideal for high‑voltage DC control applications requiring precision and long‑term stability.

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