Additional Features - Xantrex XFR 7.5-140 Operating Manual

Features and Specifications
Specifications
Additional
Features
Switching Frequency
Output Hold-up Time
Maximum Voltage Differential from
either output to safety ground
Insulation Resistance
Isolation Voltage
1. To protect from power surges, the units have a 420 Vac varistor built in to act as an
over-voltage clamp. The above insulation resistance specification is subject to be
measured with the varistors taken out of the circuit
30
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6 V to 40 V models: nominal 78 kHz (156 kHz
output ripple);
60 V to 600 V models: nominal 62.5 kHz
(125 kHz output ripple).
Greater than 20 ms (6 V model: 16 ms) with
interruption of AC line, for nominal AC input
and full load.
±600 Vdc
Input to chassis: >30 MΩ, with 500 Vdc;
Output to chassis: >20 MΩ, with 1000 Vdc.
Input to output: 1350 Vac
Operating Manual for XFR 1.2kW Series Power Supply
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