Datasheet

Control- and safety isolating transformer
USTE 400/2x12
Type USTE 400/2x12
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 12 Vac
Rated power VDE (DB cos phi=1)
400 VA
Rated power VDE (KB cos phi=0.5)
1,440 VA
No-load voltage (app. x factor)
1.05
Efficiency
92.0 %
Standards
Classification
Control- and safety isolating transformer
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 208 - 230 Vac
1.60 - 2.50 A
Setting value 208 - 230 Vac
2.10 A
Setting range 380 - 415 Vac
1.00 - 1.60 A
Setting value 380 - 415 Vac
1.10 A
Setting range 440 +20 Vac
1.00 - 1.60 A
Setting value 440 +20 Vac
1.00 A
Setting range 500 -20/+25 Vac
0.63 - 1.00 A
Setting value 500 -20/+25 Vac
0.90 A
Setting range 575 ±25 Vac
0.63 - 1.00 A
Setting value 575 ±25 Vac
0.81 A
Order numbers
Order Number
USTE 400/2x12
Type USTE 400/2x12
Terminal and mounting
Fixing method
Base plate
Fixing screws
M5
Terminals
Spring terminals, PE 6.3 x 0.8
Measures and weights
Weight
5.3 kg
90.0
120.0 104.0
86.0
60.0
121.0
+
-
30
Subject to change.