STE 500/23/24
Control- and safety isolating transformer
Rated input voltage
230 Vac
Rated output voltage
24 Vac
Rated power VDE (DB cos phi=1)
500 VA
| Version | Rated input voltage | Rated output voltage | Rated power VDE (DB cos phi=1) | |
|---|---|---|---|---|
| STE 63/23/24 | 230 Vac | 24 Vac | 63 VA | |
| STE 63/4/24 | 400 Vac | 24 Vac | 63 VA | |
| STE 63/4/23 | 400 Vac | 230 Vac | 63 VA | |
| STE 100/23/24 | 230 Vac | 24 Vac | 100 VA | |
| STE 100/4/23 | 400 Vac | 230 Vac | 100 VA | |
| STE 160/23/24 | 230 Vac | 24 Vac | 160 VA | |
| STE 160/4/23 | 400 Vac | 230 Vac | 160 VA | |
| STE 250/23/24 | 230 Vac | 24 Vac | 250 VA | |
| STE 250/4/24 | 400 Vac | 24 Vac | 250 VA | |
| STE 250/4/23 | 400 Vac | 230 Vac | 250 VA | |
| STE 320/23/24 | 230 Vac | 24 Vac | 320 VA | |
| STE 320/4/23 | 400 Vac | 230 Vac | 320 VA | |
| STE 400/23/24 | 230 Vac | 24 Vac | 400 VA | |
| STE 400/4/23 | 400 Vac | 230 Vac | 400 VA | |
| STE 500/23/24 | 230 Vac | 24 Vac | 500 VA | |
| STE 500/4/24 | 400 Vac | 24 Vac | 500 VA | |
| STE 500/4/23 | 400 Vac | 230 Vac | 500 VA | |
| STE 630/4/23 | 400 Vac | 230 Vac | 630 VA | |
| STE 800/4/23 | 400 Vac | 230 Vac | 800 VA | |
| STE 1000/4/23 | 400 Vac | 230 Vac | 1,000 VA | |
| STE 1600/4/23 | 400 Vac | 230 Vac | 1,600 VA | |
| STE 2000/4/23 | 400 Vac | 230 Vac | 2.000 VA | |
| STE 2500/4/23 | 400 Vac | 230 Vac | 2.500 VA |
Technical data for STE 500/23/24
| Input | |
|---|---|
| Rated input voltage | 230 Vac |
| Tappings Input | ±5 % |
| Rated frequency | 50 - 60 Hz |
| Output | |
|---|---|
| Rated output voltage | 24 Vac |
| Rated power VDE (DB cos phi=1) | 500 VA |
| Rated power VDE (KB cos phi=0.5) | 2.000 VA |
| No-load voltage (app. x factor) | 1.05 |
| Efficiency | 93.0 % |
| Approvals | |
|---|---|
| Approvals | cURus |
| Environment | |
|---|---|
| Ambient temperature max. | 40 °C |
| Type of cooling | self-cooling |
| Safety and protection | |
|---|---|
| Type | Open type |
| Insulation class | VDE=B, UL=class 130 |
| Protection index | IP 00 |
| Safety class (prepared) | I |
| Short circuit strength | non-short-circuit proof |
| PRI Fusing recommendation by circuit breaker with tripping characteristic type 20 x Irated related to set) | |
|---|---|
| Setting range | 1.60 - 2.50 A |
| Setting value | 2.40 A |
| Terminal and mounting | |
|---|---|
| Fixing method | Base plate |
| Fixing screws | M5 |
| Terminals Input | push-in terminals, 4 mm² |
| Terminals Output | push-in terminals, 4 mm² |
| Terminals PE | Tab connector, 6.3 x 0.8 mm |
| Measures and weights | |
|---|---|
| Width | 120 mm |
| Height | 124 mm |
| Depth | 143 mm |
| Weight | 6.50 kg |
Info on STE series
General Data
- Rated power 63 - 2,500 VA
- Degree of protection IP 00
- Efficiency up to 95 %
- Maximum ambient temperature 40 °C
- Insulation class B
- Rated output voltage 24 - 230 Vac
- Rated input voltage 230 - 400 Vac
Benefits
- Up to 250 VA with combination footplate for bolted and rail mounting
- Very good corrosion protection and low noise thanks to BLOCK IMPEX vacuum impregnation
- Very good switch-on behaviour thanks to reduced starting currents
- High power density due to a compact construction design
- Primary side ±5 % tappings for voltage adjustment
- Simple mounting thanks to robust metal footplate with oval slots
- Quick to cable up thanks to the use of push-in terminals
- Contact protected screw connection terminals complying with UVV BGV A3