Block 2 Output 1 kVA Chassis Mount Transformer 230 V, 400 V ac Primary Voltage, 2 x 12 V ac Secondary Voltage STEU1000/24

Block STEU1000/24 is a 2 output 1 kVA chassis mount transformer designed for industrial and electronic control applications requiring reliable voltage isolation and step-down conversion.

It operates with a primary voltage input of 230 V or 400 V ac and provides dual secondary outputs of 2 x 12 V ac, which can be connected in series or parallel for versatile use. The transformer construction ensures simple chassis mounting with four panel mount fixing holes and robust 4 mm² cage clamp terminals for secure wiring.

Designed to meet stringent international safety and performance standards such as EN 61558-2-6, VDE 0570 Teil 2-2, DIN EN 61558-2-6, IEC 61558-2-6, and UL 5085-1/-2, this product guarantees dependable operation under maximum ambient temperatures of 40°C and frequencies from 50 Hz to 60 Hz.

Its twin secondary windings allow for series or parallel connection, providing increased installation flexibility in control panel setups. The transformer features low inrush current and high efficiency with low voltage regulation, delivering stable output under load.

Measuring 150 mm width, 150 mm length, and 180 mm depth, and weighing 13.3 kg, it offers a compact yet robust solution optimized for mounting within electrical enclosures and chassis.

Primary connection options include 0 V, -15 V, +15 V, 230 V, and 400 V, with the ±15 V taps enabling offset adjustment of the primary voltage. UL recognition for North American markets confirms compliance to safety standards, making this transformer suitable for industrial, automation, HVAC, and manufacturing use cases.

This transformer features a primary voltage rating of 230 V and 400 V ac. The secondary outputs provide 2 x 12 V ac suitable for control circuits. The chassis mount construction enables secure and easy installation on control panels.

It complies with international standards including EN 61558-2-6 and VDE 0570 Teil 2-2 for safety and performance. The transformer supports a maximum operating temperature of 40°C with high efficiency and low regulation. It has a compact size with dimensions of 150 mm width, 150 mm length, and 180 mm depth.

The weight of the unit is 13.3 kg, ensuring sturdy construction and durability. Primary connections include offset capability for ±15 V adjustment to accommodate supply variations. Easy installation is facilitated by 4-hole panel mount fixings and 4 mm² cage clamp terminals.

This model is UL recognized for Canada and US markets, reinforcing compliance and safety.

Block chassis mount transformers represent a key component in power supply and isolation circuits across various electronics and electrical industrial domains. Browse the EnvMart catalogue for other Transformers and related products.