YOUR PREFERRED PARTNER
SINCE 1981

PRIMARY VOLTAGE : 400 V Y+N | SECONDARY : 230 V SINGLE-PHASE

Options :
REACH_Compliance RoHS2_Compliant
Ref.
11
IP
Montage Rail Din
Power (kVA)
0,04
Primary terminals (mm2)
2,5
Secondary terminals (mm2)
2,5
Dimensions (mm) (W / H / D)
90 / 95 / 105
Mounting (mm) (w / d / hole diameter)
90 / 105 / 105
Core losses (W)
3
Copper losses (W)
3
Short-circuit voltage (%)
-
Weight (Kg)
1,8
Inrush current (In)
-

Three-phase to single phase transformers, more commonly referred to as Three-to-Single-Phase transformers, convert three-phase signals into a single-phase 230V signal.

Sharing the same characteristics as isolating transformers, three-to-single-phase transformers are low voltage and separate the general distribution network from the supply of IT-powered medical premises. They therefore allow the isolation and partitioning of electrical disturbances in the entire installation. The medical IT scheme is ruled by installation standards NF C 15211, CEI 60364-7-710 for premises where patient safety must not be jeopardised in the event of an isolation fault. We integrate in our standard range the monitoring of the temperature with dry-contact probes (or PT100 depending on your request) so that the temperature is communicated to your Insulation Monitoring devices. Circé designs and manufactures three-to-single-phase transformers according to the standards’ requirements while preserving the environment and offering high-quality products. We offer a low noise level while providing high efficiency. As with all our products, each transformer is individually tested and each batch is delivered with its control report.

Compliance

Our three-to-single-phase medical transformers comply with the norm EN 61558-2-15 / EC marking / EMC compatible/ REACH / ROHS 2.

Connection

Two types of connection exist depending on the power rating of the product :

- spring terminals,

- screw terminals.

Standard technical features

- Power rating: from 3 to 10 kVA

- Frequency: 50/60 Hz

- Dry-type with natural air cooling

- Lifting rings from 15 kg

- Wye-wye connection with single neutral point

- Electrostatic shield

- Temperature class F (45° environment)

- Isolation voltage between windings: 3,550V

- Isolation voltage between primary winding and earth: 1,770V

- Altitude: up to 1,000m

- Temperature probes 160°/180°

- Available without housing, with IP23 housing or other on request

- Inrush current <12 In

- Short-circuit voltage <3%

- Transformer with midpoint

Mounting drawing

IP23 housing
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