ZIEHL UFR1001E, Operating Manual

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UFR1001E 12420-0701-08 Page 27 / 45 www.ziehl.de
10. Technical Data
Control voltage Us:
Rated connection AC/DC 24-270 V, 0/40...70 Hz, < 5 VA
DC: 20.4...297 V, AC: 20.4...297 V
Output relay: 2 x change-over contact
Switching voltage Max. AC 440 V
Conventional thermal current Ith 6 A
Inrush current (at 10 % ED) 25 A max. 4 s / 50 A max. 1 s
Nominal operating current Ie (AC 15) 6 A AC 250 V
Recommended series fuse gG/gL 6 A
Contact service life, mech. 30 x 10
6
switching cycles
Contact service life, electr. 1 x 10
6
operating cycles at AC 250 V / 6 A
2 x 10
5
Voltage measurement:
Measurement voltage phase phase
Adjustment range phase phase
Measurement voltage phase N
Adjustment range phase N
Measurement principle Real root mean square measurement both half waves
Hysteresis Adjustable
Measurement error (with N) ± 0.6 % of the measurement value
Measurement error (without N) ± 0.8 % of the measurement value
Display accuracy >100V: -1 digit (res. 1 V), <100V: -1 digit (res. 0.1V)
Measurement function 3-phase with/without N
Response time Adjustable
Reset time
Input resistance Phase-N
Frequency measurement
Frequency range
Hz
Adjustment range
Hysteresis
Measurement accuracy ± 0.04Hz ± 1 digit
Response time Adjustable
Reset time
Vector surge
Measurement range
Adjustment range
Response time < 50 ms
Reset time
Delay at Us on
ROCOF (df/dt)
Frequency range
Hz
Adjustmet range 0,100 0
Hysteresis fixed 0,05Hz
Measurement error ± 0,04Hz ± 1Digit
Response time
Reset time adjustable 0 (>200ms)
Measurement time Number of adjusted Periods * Periods du Response
time