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Bydgoszcz, Poland

Control switchgear for a 450MVA power transformer. Since 2015, more than 30 control cabinets have been manufactured and prefabricated for one of the electricity transmission system operators with the following transformer capacities: 275MVA, 330MVA, 450MVA, 550MVA.

Supply voltage: 400/230V AC
Control voltage: 24V DC
Rated current: 63A
Protection class: IP66 enclosure
Corrosion protection: C4
Implementation date: April 2019

Switchboard:

Dimensions:1800mm x 2000mm x 500mm

Type:SZS-OH – large-size housing made of stainless steel, IP66. The dimensions of the switchgear housing were adjusted to the individual customer needs.

Color:RAL7038_GS

Manufacturer:Radiolex

124-051.013 – SZS-OH 1800*2000*500 – Switchgear housing – manufacturer Radiolex

 

ABB equipment used:

1SAM250000R1005 – MS116-1.0 –Motor switch 3P 0.25kW 0.63-1A

1SAM250000R1009 – MS116-6,3 –Motor switch 3P 0.75kW 1.6-2.5A

1SBH137001R1322 – NF22E-13 –Contactor 2NO/2NC 6A 230 V AC/DC

1SBL141001R8010 – A 9-30-10 220 –Contactor 3P 4kW 230V AC

1SBN010040R1131 – CA5-31 M –Auxiliary contact block 3NO 1NC

1SVR405611R1100 – CR-M024DC2L –Power relay 24V DC 12A

1SVR405613R3100 – CR-M230AC4L –Power relay 230V AC 6A

1SVR550107R4100 – T-ERE 0.3-30s –Time relay 0.3-30s AC/DC

1SVR630794R3300CM-PVS –3-phase voltage monitoring relay, 2NO/2NC contacts

2CCE110800R0101 – E221-11 –Maneuver switch 1NO 1NC

 

Stego equipment used:

01140.0-00 – KTO011 – Thermostat 1NC, 0 to +60°C

01141.0-00 – KTS011 – Thermostat 1NO, 0 to +60°C

01220.0-00 – MFR012 – Mechanical hygrostat, 35-95% humidity

01801.0-00 – FF018 – Fan with filter

02811.0-00 – CSL028 – Solid-state blower 250W

14007.0-00 – HG140 – Semiconductor heater AC/DC 110-250V, 100W

 

Apparatus from other manufacturers used:

4G10-69-U –4G10-69-U –Cam switch 1-2 4P 10A manufactured by Apator

4G63-76-PK –4G63-76-PK –Cam switch 3P 63A manufactured by Apator

24V 0.8A – 24V, 0.8A –Switching power supply 20W manufactured by Comatec

P18-1000 – P18 –Temperature and humidity sensor manufactured by Lumel

SCT-0750-005 – 5A – 0.333V – Current transformer 5A 50-400Hz manufactured by Magnelab

MDR-20-24 – 24V, 1A – Switching power supply 24W manufactured by Mean Well

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