H7848 Power Supply - Revision history

Vaxorcist: "54-17163 Resistor Load Module Option" link added

2023-07-15T15:58:15Z

"54-17163 Resistor Load Module Option" link added

2023-07-10T13:43:17Z

New cat

2023-03-26T20:44:49Z

Better cat

2023-03-26T20:43:01Z

+cat

2022-09-06T13:25:48Z

54-17163 Loads Board added

2022-08-14T17:39:35Z

RZ55-F Expansion Box added

2022-08-13T07:09:57Z

RD53-F/RD54-F Disk Expansion Boxes added

2022-08-12T15:17:07Z

Description & power ratings added

2022-08-12T13:42:03Z

Just a start ...

New page

The H7848 Power Supply is used on the following computers resp. options:

* [[MicroVAX 2000]]
* [[VAXstation 2000]]
* [[TK50Z-F Tape Expansion Box]]

@@ Line 30: / Line 30: @@
 * If the + 12.1 Vdc is limited to 2.0 Amps maximum, the +5.1 Vdc can supply up to 13.0 Amps.
-For options that to not provide the minimum loads, there is the '''54-17163 Loads Board''':
+For options that to not provide the minimum loads, there is the [[54-17163 Resistor Load Module Option|'''54-17163 Loads Board''']]:
 * 5V, 3A
 * 12V, 1A

← Older revision		Revision as of 13:43, 10 July 2023
Line 36:		Line 36:
	The board can be jumpered (using 0 Ohm resistors) to either loads or both.		The board can be jumpered (using 0 Ohm resistors) to either loads or both.

−	[[Category: DEC ~~Electrical~~]]	+	[[Category: DEC Power Supplies]]

← Older revision		Revision as of 20:44, 26 March 2023
Line 36:		Line 36:
	The board can be jumpered (using 0 Ohm resistors) to either loads or both.		The board can be jumpered (using 0 Ohm resistors) to either loads or both.

−	[[Category: DEC ~~Hardware~~]]	+	[[Category: DEC Electrical]]

← Older revision		Revision as of 20:43, 26 March 2023
Line 35:		Line 35:

	The board can be jumpered (using 0 Ohm resistors) to either loads or both.		The board can be jumpered (using 0 Ohm resistors) to either loads or both.
		+
		+	[[Category: DEC Hardware]]

← Older revision		Revision as of 13:25, 6 September 2022
Line 29:		Line 29:
	* If the + 12.1 Vdc is limited to 3.0 Amps maximum, the +5.1 Vdc can supply up to 12.0 Amps.		* If the + 12.1 Vdc is limited to 3.0 Amps maximum, the +5.1 Vdc can supply up to 12.0 Amps.
	* If the + 12.1 Vdc is limited to 2.0 Amps maximum, the +5.1 Vdc can supply up to 13.0 Amps.		* If the + 12.1 Vdc is limited to 2.0 Amps maximum, the +5.1 Vdc can supply up to 13.0 Amps.
		+
		+	For options that to not provide the minimum loads, there is the '''54-17163 Loads Board''':
		+	* 5V, 3A
		+	* 12V, 1A
		+
		+	The board can be jumpered (using 0 Ohm resistors) to either loads or both.

@@ Line 5: / Line 5: @@
 * [[TK50Z-F Tape Expansion Box]]
 * [[RD53-F/RD54-F Disk Expansion Box]]es
 Model H7848-AA is for nominal 115 V input and model H7848-AB is for nominal 230 V input.

← Older revision		Revision as of 15:17, 12 August 2022
Line 4:		Line 4:
	* [[VAXstation 2000]]		* [[VAXstation 2000]]
	* [[TK50Z-F Tape Expansion Box]]		* [[TK50Z-F Tape Expansion Box]]
		+
		+	Model H7848-AA is for nominal 115 V input and model H7848-AB is for nominal 230 V input.
		+
		+	The power supply assembly includes an ac power connector, an ac power switch, and a variable-speed cooling fan.
		+
		+	{\| class="wikitable" style="text-align:center;"
		+	! colspan="6" \| Output Power Ratings / Noise
		+	\|-
		+	! colspan="3" \| Voltage (V) !! colspan="2" \| Current (A) !! Noise (mV)
		+	\|-
		+	! Nominal !! Minimum !! Maximum !! Minimum !! Maximum !! Maximum
		+	\|-
		+	\| +5.10 \|\| +4.85 \|\| +5.35 \|\| 3.00 \|\| 10.00̣̣̣ \|\| 50
		+	\|-
		+	\| +12.10 \|\| +11.50 \|\| 12.70 \|\| 0.50 \|\| 4.00 \|\| 70
		+	\|-
		+	\| -12.00 \|\| -11.40 \|\| -12.60 \|\| 0.00 \|\| 0.25 \|\| 120
		+	\|-
		+	\| -9.00 \|\| -8.55 \|\| -9.45 \|\| 0.00 \|\| 0.20 \|\| 50
		+	\|}
		+
		+	* If the + 12.1 Vdc is limited to 3.0 Amps maximum, the +5.1 Vdc can supply up to 12.0 Amps.
		+	* If the + 12.1 Vdc is limited to 2.0 Amps maximum, the +5.1 Vdc can supply up to 13.0 Amps.