STN4,0(400/230)
221528 STN4,0(400/230)
221528

Control transformer, 4 kVA, Rated input voltage 400± 5 % V, Rated output voltage 230 V
Control transformer, Product range: Single-phase control transformers ST..., Basic function: Single-phase STN control transformers, Rated input voltage: 400± 5 % V, Rated output voltage: 230 V, Rated power: 4 kVA, Short-time rating: 12.2 kVA, Degree of Protection: IP00, Standards Built and tested to: IEC/EN 61558-2-2, VDE 0570 Part 2-2, 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 STN control transformers
Rated input voltage	400± 5 % V
Rated output voltage	230 V
Rated power	4 kVA
Short-time rating	12.2 kVA
Terminal diagram / contact assignment
Cu factor	8,00 kg
Standards >Built and tested to	IEC/EN 61558-2-2 VDE 0570 Part 2-2
Standards >Suitable for use to	IEC/EN 60204-1, ÖVE-EN 13 VDE 0113, VDE 0100 Part 410
Ambient temperature	-25 - 40
Terminations	● (< 115 A)
Connection lugs	● (> 115 A)
Insulation class	B
Rated frequency	50 - 60 Hz
Primary tapping	± 5 %
Degree of Protection	IP00
Separate windings	●
Fully vacuum-impregnated	●
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	27 kg
No-load losses	28 W
Short-circuit losses	143 W
Shortcircuit voltage	2.4 %
Efficiency	0.96
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]	171 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	No
Built as isolating transformer	No
Built as energy saving transformer	No
Primary voltage 1	400 - 400 V
Primary voltage 2	0 - 0 V
Primary voltage 3	0 - 0 V
Primary voltage 4	0 - 0 V
Primary voltage 5	0 - 0 V
Primary voltage 6	0 - 0 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	230 - 230 V
Secondary voltage 2	0 - 0 V
Secondary voltage 3	0 - 0 V
Secondary voltage 4	0 - 0 V
Secondary voltage 5	0 - 0 V
Secondary voltage 6	0 - 0 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	4000 VA
Type of insulation material acc. IEC 85	B
Short-circuit-proof	No
Relative short circuit voltage	2.4 %
Width	230 mm
Height	290 mm
Depth	185 mm
Degree of protection (IP)	IP00
Ring core	No
Suitable for mounting on PCB	No
Modular version	No
Conductor material	Copper
Product Standards	UL 506; UL5085-1; UL 5085-2; CSA-C22.2 No. 66; CSA-C22.2 No. 66.1-06; CSA-C22.2 No. 66.2-06; IEC/EN 61558-2-2; CE marking
UL File No.	E167225
UL Category Control No.	XPTQ2, XPTQ8
CSA File No.	UL report applies to both US and Canada
CSA Class No.	–
North America Certification	UL recognized, certified by UL for use in Canada
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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