Top Quality Automatic Voltage Regulator MX321

Product Attribute:

Applicationt: 

generator

Production Description:

Stamford MX321:

1.MX321 description:

MX321 is a three phase sensed Automatic Voltage Regulator and forms part of the excitation system for a brush-less generator.

2.MX321 Characteristics

SENSING INPUT:
Voltage              190-264V ac max, 2 or 3 phase
Frequency          50-60 Hz nominal

POWER INPUT (PMG):
Voltage              170-220V ac max, 3 phase, 3 wire
Current              3A/phase
Frequency         100-120 Hz nominal

OUTPUT:
Voltage              max 120V dc
Current              continuous 3.7 A . Intermittent  6A for 10 secs.
Resistance      15 ohms minimum

REGULATION:
+/- 0.5% RMS with 4% engine governing 

THERMAL DRIFT:
0.02% per deg. C change in AVR ambient

SOFT START RAMP TIME:
0.4 - 4 seconds

TYPICAL SYSTEM RESPONSE:
AVR response 10 ms
Filed current to 90% 80 ms
Machine Volts to 97% 300 ms

EXTERNAL VOLTAGE ADJUSTMENT:
+/-10% with 5 k ohm 1 watt trimmer