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MSSTAC6 Step Motor Drive User Manual
MOONS’
www.moons.com.cn
1.3 Block diagram
1.4 Specifications
POWER AMPLIFIER SECTION: MSSTAC6-S, MSSTAC6-Q, MSSTAC6-I
AMPLIFIER TYPE MOSFET , Dual H-Bridge, 4 Quadrant
CURRENT CONTROL 4 state PWM at 20 KHz
OUTPUT CURRENT 0.5 — 6.0 in 0.01 amp increments
POWER SUPPLY
Line operated nominal 120VAC, 50/60Hz
DC BUS VOLTAGE
Nominal 165VDC
AC INPUT VOLTAGE
94—135VAC, 50/60Hz
PROTECTION
Over-voltage, under-voltage, over-temp, external output shorts
(phase to-phase, phase-to-ground), inter amplifier shorts
IDLE CURRENT
REDUCTION
Reduction to any integer percent of full-current after a delay
selectable in milliseconds