Control transformer, 8.3 kVA, Rated input voltage 50 – 950 ± 5 % V, Rated output voltage 12 – 1000 VControl transformer, Product range: Single-phase control transformers ST..., Basic function: Single-phase control, isolating and safety transformers STI, STZ, Rated input voltage: 50 – 950 ± 5 % V, Rated output voltage: 12 – 1000 V, Rated power: 8.3 kVA, Short-time rating: 21 kVA, Degree of Protection: IP00, Standards Built and tested to: IEC/EN 61558-2-2/2-4/2-6, VDE 0570 Part 2-2, VDE 0570 Part 2‐6 (safety transformers), VDE 0570 Part 2-4 (isolating transformer), Suitable for use to: IEC/EN 60204-1, ÖVE-EN 13, VDE 0113, VDE 0100 Part 410
Control transformer, 8.3 kVA, Rated input voltage 50 – 950 ± 5 % V, Rated output voltage 12 – 1000 V
Control transformer, Product range: Single-phase control transformers ST..., Basic function: Single-phase control, isolating and safety transformers STI, STZ, Rated input voltage: 50 – 950 ± 5 % V, Rated output voltage: 12 – 1000 V, Rated power: 8.3 kVA, Short-time rating: 21 kVA, Degree of Protection: IP00, Standards Built and tested to: IEC/EN 61558-2-2/2-4/2-6, VDE 0570 Part 2-2, VDE 0570 Part 2‐6 (safety transformers), VDE 0570 Part 2-4 (isolating transformer), Suitable for use to: IEC/EN 60204-1, ÖVE-EN 13, VDE 0113, VDE 0100 Part 410
| Product range | Single-phase control transformers ST... |
| Basic function | Single-phase control, isolating and safety transformers STI, STZ |
| Rated input voltage | 50 – 950 ± 5 % V |
| Rated output voltage | 12 – 1000 V |
| Rated power | 8.3 kVA |
| Short-time rating | 21 kVA |
| Cu factor | 17,50 kg |
| Notes |
When ordering, the part no. must include the following details: STZ0.06(*/*)1. Wildcard ≙ Nominal input voltage 2nd Wildcard ≙ Nominal output voltage Ordering example
The correct part no. is STZ0.06(230/12) Additional tappings ￫ 931897 |
| Standards >Built and tested to |
IEC/EN 61558-2-2/2-4/2-6 VDE 0570 Part 2-2 VDE 0570 Part 2‐6 (safety transformers) VDE 0570 Part 2-4 (isolating transformer) |
| Standards >Suitable for use to |
IEC/EN 60204-1, ÖVE-EN 13 VDE 0113, VDE 0100 Part 410 |
| Ambient temperature | -25 - 40 |
| Terminations | ● (< 63 A) |
| Connection lugs | ● (< 63 A) |
| Insulation class | B |
| Rated frequency | 50 - 60 Hz |
| Primary tapping | ± 5 % |
| Degree of Protection | IP00 |
| Separate windings | ● |
| Fully vacuum-impregnated | ● |
| Reinforced insulation | ● |
| Rated duty factor | 100 % DF |
| Note | The following applies for the no-load loss, short-circuit loss (copper losses), short-circuit voltage and efficiency values: all details relate to a temperature of 20 °C |
| Total weight | 55 kg |
| No-load losses | 65 W |
| Short-circuit losses | 200 W |
| Shortcircuit voltage | 4 % |
| Efficiency | 0.97 |
| Rated operational current for specified heat dissipation [In] | 0 A |
| Heat dissipation per pole, current-dependent [Pvid] | 0 W |
| Equipment heat dissipation, current-dependent [Pvid] | 0 W |
| Static heat dissipation, non-current-dependent [Pvs] | 265 W |
| Heat dissipation capacity [Pdiss] | 0 W |
| Operating ambient temperature min. | -25 °C |
| Operating ambient temperature max. | +40 °C |
| 10.2 Strength of materials and parts >10.2.2 Corrosion resistance |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation |
Meets the product standard´s requirements. |
| 10.2 Strength of materials and parts >10.2.5 Lifting |
Does not apply, since the entire switchgear needs to be evaluated. |
| 10.2 Strength of materials and parts >10.2.6 Mechanical impact |
Does not apply, since the entire switchgear needs to be evaluated. |
| 10.2 Strength of materials and parts >10.2.7 Inscriptions |
Meets the product standard´s requirements. |
| 10.3 Degree of protection of ASSEMBLIES | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.4 Clearances and creepage distances | Meets the product standard´s requirements. |
| 10.5 Protection against electric shock | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.6 Incorporation of switching devices and components | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.7 Internal electrical circuits and connections | Is the panel builder´s responsibility. |
| 10.8 Connections for external conductors | Is the panel builder´s responsibility. |
| 10.9 Insulation properties >10.9.2 Power-frequency electric strength |
Is the panel builder´s responsibility. |
| 10.9 Insulation properties >10.9.3 Impulse withstand voltage |
Is the panel builder´s responsibility. |
| 10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material |
Is the panel builder´s responsibility. |
| 10.10 Temperature rise | The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. |
| 10.11 Short-circuit rating | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
| 10.12 Electromagnetic compatibility | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
| 10.13 Mechanical function | The device meets the requirements, provided the information in the instruction leaflet (IL) is observed. |
| Built as safety transformer | Yes |
| Built as isolating transformer | Yes |
| Built as energy saving transformer | No |
| Primary voltage 1 | 50 - 950 V |
| Primary voltage 2 | 50 - 950 V |
| Primary voltage 3 | 50 - 950 V |
| Primary voltage 4 | 50 - 950 V |
| Primary voltage 5 | 50 - 950 V |
| Primary voltage 6 | 50 - 950 V |
| Primary voltage 7 | 0 - 0 V |
| Primary voltage 8 | 0 - 0 V |
| Primary voltage 9 | 0 - 0 V |
| Primary voltage 10 | 0 - 0 V |
| Secondary voltage 1 | 12 - 1000 V |
| Secondary voltage 2 | 12 - 1000 V |
| Secondary voltage 3 | 12 - 1000 V |
| Secondary voltage 4 | 12 - 1000 V |
| Secondary voltage 5 | 12 - 1000 V |
| Secondary voltage 6 | 12 - 1000 V |
| Secondary voltage 7 | 0 - 0 V |
| Secondary voltage 8 | 0 - 0 V |
| Secondary voltage 9 | 0 - 0 V |
| Secondary voltage 10 | 0 - 0 V |
| Rated apparent power | 8300 VA |
| Type of insulation material acc. IEC 85 | B |
| Short-circuit-proof | No |
| Relative short circuit voltage | 4 % |
| Width | 260 mm |
| Height | 295 mm |
| Depth | 244 mm |
| Degree of protection (IP) | IP00 |
| Ring core | No |
| Suitable for mounting on PCB | No |
| Modular version | No |
| Conductor material | Copper |
| Product Standards | IEC/EN 61558-2-2; CE marking |
| UL File No. | – |
| UL Category Control No. | XPTQ2, XPTQ8 |
| CSA File No. | – |
| CSA Class No. | – |
| North America Certification | – |
| Specially designed for North America | No |
| Suitable for | Branch circuits |
| Max. Voltage Rating | 600 V AC |
| Degree of Protection | IEC: IP00, UL/CSA Type: - |
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