01.2004

Control and Status Words

 

 

13.1.5Description of the control word bits

Bit 0: ON / OFF1 command (↑ "ON") / (L "OFF1")

Condition

Positive edge change from L to H (L → H) in READY FOR ON (009)

 

state.

Result

♦ PRECHARGING (010)

The precharging contactor is closed.

The DC link is precharged, the main contactor then closed and the precharging contactor opened.

♦ READY TO RUN (011) ♦ RUN (014).

Bit 1: OFF2 command (L "OFF2") (electrical)

Condition

LOW signal

Result

♦ The inverter pulses are inhibited and the main contactor opened.

 

♦ STARTING LOCKOUT (008) until the command is withdrawn.

NOTE

 

The OFF2 command is simultaneously effective from three sources

 

(P555, P556 and P557)!

 

 

Bit 2: Reserved

 

Bit 3: Inverter enable command (H "Inverter enable") / (L "Inverter inhibit")

Condition

HIGH signal and READY TO RUN (011)

Result

♦ RUN (014)

 

The inverter pulses are enabled.

Condition

LOW signal

Result

♦ In RUN (014):

 

Change to READY TO RUN (011) display, inverter pulses are

 

inhibited.

 

 

Bit 4: Reserved

 

 

 

Bit 5: Reserved

 

 

 

Bit 6: Reserved

 

Siemens AG 6SE7087-6CX86-2BA1

13-9

SIMOVERT MASTERDRIVES AFE Operating Instructions

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Image 119
Siemens 400 V / 210...590 A Description of the control word bits, Bit 0 on / OFF1 command ↑ on / L OFF1 Condition