USTE 250/2x115

Control- and isolating transformer

Version USTE 250/2x115
Rated input voltage 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac Rated output voltage 2 x 115 Vac Rated power VDE (DB cos phi=1) 250 VA
Version Rated input voltage Rated output voltage Rated power VDE (DB cos phi=1)
USTE 40/2x12 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 12 Vac 40 VA
USTE 100/2x12 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 12 Vac 100 VA
USTE 100/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 100 VA
USTE 250/2x12 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 12 Vac 250 VA
USTE 250/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 250 VA
USTE 400/2x12 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 12 Vac 400 VA
USTE 400/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 400 VA
USTE 630/2x12 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 12 Vac 630 VA
USTE 630/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 630 VA
USTE 800/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 800 VA
USTE 1000/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 1,000 VA
USTE 1200/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 1,200 VA
USTE 1600/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 1,600 VA
USTE 2500/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 2,500 VA
USTE 3200/2x115 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac 2 x 115 Vac 3,200 VA

Technical data for USTE 250/2x115

Input
Rated input voltage 208 Vac/ 230 Vac/ 380 Vac/ 400 Vac/ 415 Vac/ 440 Vac/ 460 Vac/ 480 Vac/ 500 Vac/ 525 Vac/ 550 Vac/ 575 Vac/ 600 Vac
Rated frequency 50 - 60 Hz
Output
Rated output voltage 2 x 115 Vac
Rated power VDE (DB cos phi=1) 250 VA
Rated power VDE (KB cos phi=0.5) 850 VA
No-load voltage (app. x factor) 1.07
Efficiency 90.0 %
Standards
Classification Control- and isolating transformer
Approvals
Approvals cULus, EAC
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 208 - 230 Vac 1.00 - 1.60 A
Setting value 208 - 230 Vac 1.30 A
Setting range 380 - 415 Vac 0.63 - 1.00 A
Setting value 380 - 415 Vac 0.71 A
Setting range 440 +20 Vac 0.63 - 1.00 A
Setting value 440 +20 Vac 0.64 A
Setting range 500 -20/+25 Vac 0.40 - 0.63 A
Setting value 500 -20/+25 Vac 0.57 A
Setting range 575 ±25 Vac 0.40 - 0.63 A
Setting value 575 ±25 Vac 0.50 A
Terminal and mounting
Fixing method Dual purpose base plate also for installation on mounting rails
Fixing screws M5
Terminals Input 4 mm² spring terminal
Terminals Output 4 mm² spring terminal
Terminals PE Tab connector, 6.3 x 0.8 mm
Measures and weights
Depth 102 mm
Height 104 mm
Width 96 mm
Weight 3.6 kg

Info on USTE series

General Data
  • Insulation class B
  • Maximum ambient temperature 40 °C
  • Efficiency up to 96 %
  • Degree of protection IP 00
  • Rated output voltage 2 x 12 – 2 x 115 Vac
  • Rated power 100 - 3,200 VA
  • Rated input voltage 208 - 600 Vac
Benefits
  • Contact protected screw connection terminals complying with UVV BGV A3
  • Very good corrosion protection and low noise thanks to BLOCK IMPEX vacuum impregnation
  • High power density due to a compact construction design
  • Very good switch-on behaviour thanks to reduced starting currents
  • Universal input voltages 208 to 600 Vac
  • Up to 250 VA with combination footplate for bolted and rail mounting
  • Simple mounting thanks to robust metal footplate with oval slots
  • Quick to cable up thanks to the use of spring-clamp terminals

Our recommendations for you

BLOCK product: BGUK 2
BGUK 2
Metal enclosures
Integrated rail system for the installation of different product sizes, Degree of protection IP 20 - IP 23, For wall and floor mounting, For Power 63 - 25,000 VA
to accessory part
BLOCK product: STU 250/2x115
STU 250/2x115
Universal control- and safety isolating- resp. isolating transformer
Universal input voltages, PRI 210 – 540 Vac, SEC 24 – 2 x 115 Vac, 63 – 2,500 VA
to accessory part