10 Technical data
Maschinenfabrik Reinhausen GmbH 2016
207
5163667/00 EN
TRAFOGUARD® ISM®
OT1205 (MR/48)
Internal fuse
250 V; 5 A; 5 x 20 mm, "fast-act-
ing" characteristics
Table 50: Special version with DC voltage power supply
Figure 161: Internal fuse and spare fuse of DC voltage power supply in assembly
OT1205
Voltage measurement and current measurement
UI 1
UI 3
Measurement
1 phase
3 phase
Voltage measurement
U
N
(RMS): 100 V AC
Measuring range (RMS): 19.6...150 V AC
Measuring accuracy (at U
N
, -25...+70 °C): <±
0.3%
Intrinsic consumption: < 1 VA
Measurement category III in accordance with
IEC 61010-2-30
Current measurement
I
N
: 0.2 / 1 / 5 A
Measuring range: 0.01...2.1 · I
N
Overload capacity: 12.5 A (continuous), 500 A
(for 1 s)
Measuring accuracy (at I
N
, -25...+70 °C): <±
0.5%
Intrinsic consumption: < 1 VA
Phase angle
Measuring accuracy (-25...+70 °C): U
x
/I
x
<± 0.5°;
U
x
/U
y
<± 0.3°
Frequency measure-
ment
f
N
: 50 / 60 Hz
Measuring range: 45...65 Hz
Measuring accuracy (-25...+70 °C): <± 0.03%
Table 51: Technical data for the UI 1 and UI 3 assemblies
10.3
Summary of Contents for TRAFOGUARD ISM
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