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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 4AM4042-8DN00-0EA0 |
| Alternative Part Number | 4AM40428DN000EA0 |
| Manufacturer | Siemens |
| Product Designation | Transformer SITAS |
| Product Brand Name | SIDAC |
| Operating Apparent Power | Rated Value: 250 V·A |
| Short-Term Vector Power | 850 V·A |
| Efficiency | 0.89 |
| Connection Method | Ii0 |
| Certificate of Suitability | CE / cRUus |
| Temperature Monitoring | No |
| Insulation Monitoring | No |
| Short-Circuit and Overload Proof | No |
| Number of Shielding Windings | 0 |
| Relative Short-Circuit Voltage | 5.4% |
| Input Phase Number | 1 |
| Input Voltage (Rated Values) | 550, 525, 500, 480, 460, 440, 415, 400, 380, 230, 208 V |
| Electrical Input Frequency | Minimum: 50 Hz, Maximum: 60 Hz |
| Output Phase Number | 1 |
| Output Voltage (Rated Value) | 24 V |
| Electrical Output Frequency | Minimum: 50 Hz, Maximum: 60 Hz |
| Thermal Class | According to IEC 60085: B |
| Ambient Temperature Rated Value | 40 °C |
| Protection Class IP | IP00 |
| Type of Electrical Connection | At output for main current circuit: screw-type terminals / tab terminals |
| Mounting Type | Screws / standard rail |
| Construction Form of the Iron Core | EI 96/58 |
| Dimensions (Width x Height x Depth) | 0.098 m x 0.106 m x 0.118 m |
| Approvals | General Product Approval, Declaration of Conformity |
The Siemens 4AM4042-8DN00-0EA0 is a high-quality control circuit transformer designed for a wide range of industrial applications. This transformer, part of the SIDAC product family, is engineered to provide reliable performance and is recognised for its efficiency and durability.
With an operating apparent power rated value of 250 VA and a short-term vector power of 850 VA, this transformer is capable of handling significant electrical loads while maintaining a high efficiency of 0.89. It is suitable for a single-phase input and offers a variety of primary rated input voltages ranging from 208 V to 550 V, making it versatile for different power supply requirements.
The secondary output voltage is rated at 24 V with a current of 10.4 A, ideal for control circuits in a variety of industrial settings. The transformer operates within a frequency range of 50 to 60 Hz, accommodating the standard power supply frequencies found in most regions.
Constructed with a robust EI 96/58 iron core and equipped with screw-type and tab terminals for secure electrical connections, the Siemens 4AM4042-8DN00-0EA0 ensures a reliable and stable power supply. It is designed for easy installation using screws or mounting rails, providing flexibility for integration into various systems.
The transformer is classified with an IP00 protection rating and operates optimally within an ambient temperature of up to 40°C. It also conforms to the thermal class B according to IEC 60085 standards, ensuring it can withstand the thermal demands of industrial environments.
This Siemens transformer is certified with CE and cRUus marks, affirming its compliance with European and North American standards. It is recognised as both a control circuit transformer and a safety isolating transformer, adhering to EN 61558-2-2 and -2-6 specifications.
The Siemens 4AM4042-8DN00-0EA0 transformer is a dependable choice for professionals seeking a high-performance component for their control systems, offering both flexibility and reliability in a compact form factor.
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Frequently Asked Questions
What type of transformer is this?
This is a SITAS transformer, which is a control circuit transformer designed for safety isolation.
What are the primary and secondary voltage ratings for this transformer?
The transformer has multiple primary voltage ratings ranging from 208V to 550V and a secondary voltage rating of 24V.
Can this transformer be used with different frequency inputs?
Yes, it is designed to operate with an electrical input frequency range of 50 to 60 Hz.
What is the efficiency rating of this transformer?
The efficiency rating of the transformer is 0.89.
What is the ambient temperature range in which this transformer can operate?
The transformer is rated for an ambient temperature of up to 40°C.
What is the protection class of this transformer?
The protection class for this transformer is IP00.
What type of mounting can be used for this transformer?
The transformer can be mounted using screws or on a standard rail.
What are the dimensions of this transformer?
The dimensions are 0.098m in width, 0.106m in height, and 0.118m in depth.
What type of electrical connections does this transformer support?
It supports screw-type terminals and tab terminals for both the input and output main current circuits.
Does this transformer have any temperature or insulation monitoring features?
No, this transformer does not have temperature or insulation monitoring features.
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