Datasheet

Control- and isolating transformer
STU 2000/2x115
Type STU 2000/2x115
Input
Rated input voltage
210 Vac/230 Vac/250 Vac/
380 Vac/400 Vac/420 Vac/
440 Vac/460 Vac/480 Vac/
500 Vac/520 Vac/540 Vac
Rated frequency
50 - 60 Hz
Output
Rated output voltage
2 x 115 Vac
Rated power VDE (DB cos phi=1)
2,000 VA
Rated power VDE (KB cos phi=0.5)
5,770 VA
No-load voltage (app. x factor)
1.02
Efficiency
95.0 %
UL Derating
1600 VA
Standards
Classification
Control- and isolating transformer
Approvals
Approvals
cURus, VDE
Environment
Ambient temperature max.
40 °C
Type of cooling
self-cooling
Safety and protection
Type
Open type
Insulation class
VDE=B, UL=class 105
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 230 ±20 Vac
8.00 - 12.00 A
Setting value 230 ±20 Vac
9.10 A
Setting range 400 ±20 Vac
4.00 - 6.30 A
Setting value 400 ±20 Vac
5.20 A
Setting range 460 ±20 Vac
4.00 - 6.30 A
Setting value 460 ±20 Vac
4.50 A
Setting range 520 ±20 Vac
4.00 - 6.30 A
Setting value 520 ±20 Vac
4.00 A
Order numbers
Order Number
STU 2000/2x115
Type STU 2000/2x115
Terminal and mounting
Fixing method
Base plate
Fixing screws
M8
Terminals
Screw-type terminals, PE 6.3 x 0.8
Measures and weights
Weight
22.4 kg
156.0
192.0 180.0
150.0
182.0
83.082.0
+
-
30
Subject to change.