861-A, -8, -C, -0, -E, -F power controller user's manual
Contents
1. LOCAL OFF REMOTE Switch Remote Switching Control Bus Connectors Power Outlets Overtemperature Switch e ILLUSTRATIONS Title Simplified Block Diagram 861 A B C F Simplified Block Diagram 861 D E Connector Wiring Signal Bus Connector Type 861 A B C Power Controller Panels Type 861 D E Power Controller Panels Type 861 F Power Controller Panel gt e 9 e o TABLES Input Power Cables Input Power Cable Connectors Hi e e o s e e y e 9 o o e o o o e o 9 o e e a e e o e o e ee o e 9 gt o 9 e e o 9 e 0 o o 9 gt o gt o ee o s o e o 9 9 9 e 0 9 9 ee g GG o 9 o 9 9 9 9 9 e o2. extends 8 1 4 inches into the mounting rack or cabinet and the 861 D E extends 11 inches into the mounting rack or cabinet The following versions are available to provide for a variety of input power configurations Version Voltage 861 90 135 861 180 270 861 90 135 861 D 90 132 861 180 264 861 90 135 1 INTRODUCTION Figures 1 1 and 1 2 are simplified block diagrams of the 861 Power Controllers Four basic functions are performed a Control of large amounts of power by control signals of small power content b Convenient distribution of primary power to controlled devices c Filtering of primary power to controlled devices d Automatic removal of primary power from controlled devices in case of over load or overtemperature conditions 1 2 SPECIFICATIONS The following specifications are included here for reference purposes only and are subject to change without notice Phase Two 120 or 180 displaced Single Single Three 120 displaced Three 120 displaced Single UN SWITCHED OUTLETS AC LINE PILOT CIRCUIT INPUT FILTER LAMPS BREAKER SPIKE SUPPRESSION CIRCUIT REMOTE OFF LOCAL SWITCH POWER REQUEST EMERGENCY SHUTDOWN COMMON THERMAL SWITCH 0354 Figure 1 1 Simplified Block Diagram 861 A B C F PILOT SWITCHED 15 SJT AC TWIST LINE _ CIRCUIT INPUT PLUG FILTER BREAKER TEN SP
3. o Gs e e 9 e 9 o 0 GS o 9 o s Q e o e e o e e o a s a 9 0 e o o e e e o o e gt e o o o 9 e 9 o 9 s 5 e ee Page 1 1 1 1 1 3 1 3 2 1 2 1 2 1 2 4 24 24 2 4 3 1 3 1 3 1 3 1 3 1 3 4 3 4 861 A B C D E F POWER CONTROLLER NP h 7570 1 Power Controller This manual provides information for installing and operating the 861 A 861 B 861 C 861 D 861 E and 861 F Power Controllers designed and manufac tured by Digital Equipment Corporation 1 1 GENERAL DESCRIPTION The 861 Power Controllers provide a means for con trolling and distributing power to data processing equipment All versions are contained on panels intended for mounting in racks or cabinets that accept standard 19 inch panels Each power controller requires 5 3 16 inches of vertical mounting space The 861 A
4. The dimensions of the 861 A B C and F Power Controllers are identical Each is contained on a 19 inch panel intended for mounting on a rack or in a cabinet that accepts standard 19 inch panels Each power controller requires 5 1 4 inches of verti cal mounting space and extends approximately 8 inches into the mounting rack or cabinet For con venience the power controller should be mounted as close as feasible to the units it controls The dimensions of the 861 D and E Power Con trollers are identical Each is contained on a 19 inch panel intended for mounting on a rack or in a cabinet that accepts standard 19 inch panels Each power controller requires 5 1 4 inches of vertical mounting space and extends approximately 11 inches into the mounting rack or cabinet For con venience the power controller should be mounted as close as feasible to the units it controls Ambient temperature at the installation site should not exceed 60 C for the 861 A B C F or 70 C for the 861 D E relative humidity should re main below 95 percent with no condensation For other environmental particulars refer to Paragraph 2 2 2 CABLES Each power controller requires the following cables a Input Power provided with 861 A B C D F only b Remote Switching Control DEC No 70 08288 70 10695 or equivalent not provided c Output Power provided with controlled units CHAPTER 2 INSTALLATION These cable assemblies are
5. are mot in use the LOCAL OFF REMOTE switch must be in the LOCAL position In systems where the Emergency Shutdown and Power Request lines or their equivalents are to be ased provistons must exist for connecting pin 1 to pin 3 when normal operation is desired power is supplied to the controlled devices through the switched outlets Provision must also exist for con necting pin 3 to pin 2 if an Emergency Shutdown feature is to be implemented Once it has been determined that correct power ex ists at the mains and that all cabling is correct and before connecting any devices to the power outlets connect the controller power plug to the appropri ate receptacle All pilot lamps on the panel should light The circuit breaker s on the panel should be thrown to the ON position and the LO CAL OFF REMOTE switch to the LOCAL posi tion Measure the voltage at the switched and unswitched outlets If the measured values are cor 2 5 rect for the power controller in use the power con troller should be shut down the loads connected to the switched and unswitched outlets and the circuit breaker s thrown ON again The system should now operate If the circuit breaker trips or other abnormality exists refer to the maintenance informa tion in Chapter 5 of the 861 A F Power Controller Maintenance Manual If the Emergency Shutdown feature is in use check that the power controller responds properly to shut down requests from each e
6. branch cir cuit breaker also closed 3 1 6 Overtemperature Switch A thermally activated switch is provided to disable the controlled outlets in the event of an temperature condition at the power controller The switch opens at 160 F and resets automatically when the ambient temperature at the power con troller drops below 120 F 861 A B C D E F POWER CONTROLLER Reader s Comments USER S MANUAL EK 861AB OP 001 Your comments and suggestions will help us in our continuous effort to improve the quality and usefulness of our publications What is your general reaction to this manual In your judgment is it complete accurate well organized well written etc Is it easy to use What features are most useful What faults do you find with the manual Does this manual satisfy the need you think it was intended to satisfy Does it satisfy your needs LLL Why Would you please indicate any factual errors you have found Please describe your position Name cs Organization Street 7 5 c _ Department uude de u FIP OF Country FIRST CLASS PERMIT NO 33 MAYNARD MASS BUSINESS REPLY MAIL NO POSTAGE STAMP NECESSARY IF MAILED IN THE UNITED STATES Postage will be paid by Digital Equipment Corporation Technical Documentation Department _ Maynard Massachusetts 01754
7. CIRCUIT 0 G0 09 POWER CONTROL 861F 60 HZ 12 UNSWITCHED Sire ars tO REMOTE LOCAL i OFF N CP 1731 Figure 3 3 Type 861 F Power Controller Panel 3 1 5 Power Outlets Two groups of power outlets are provided on the panel The group containing eight 861 A B C F or ten 861 D E receptacles is the switched group Under normal conditions power is available at these outlets when the LOCAL OFF REMOTE switch is in the LOCAL position or when in the REMOTE position and a connection exists between pins 1 and 3 of the Remote Switching Control Bus connector Power is removed from these outlets by any of the following a Main circuit breaker in OFF position or branch circuit breakers OFF if 861 D b LOCAL OFF REMOTE switch in the OFF position c LOCAL OFF REMOTE switch in the REMOTE position and no connection exists between the lines associated with pins 1 and 3 of the Remote Switching Control Bus Connectors LOCAL OFF REMOTE switch in the REMOTE or LOCAL position and a connection exists between the lines asso ciated with pins 3 and 2 of the Remote Switching Control Bus connectors Emer gency Shutdown signal asserted e Overtemperature switch closed The group containing four power outlets is not con trolled by the Remote Switching Control Bus Power is available at these outlets when the main circuit breaker is closed and the power controller is connected to the live mains 861 D
8. described in the follow ing paragraphs 2 2 1 Input Power The type of input power cable depends on which version of the power controller is being installed Table 2 1 describes the input power cables Cables supplied are 15 feet in length and are composed of insulated stranded conductors Cables with a grounded shield braid are recommended for EMI RFI protection The power cable connector types provided also differ depending upon which 861 version is being in stalled Table 2 2 lists the plug and receptacle types with NEMA and DEC designations Figure 2 1 shows the power connector outlines and provides color coding information The input power cable connects to the 4 terminal block at the side of the line filter In 861 A installa tions the following connections must be made Green N Earth Ground Black C Phase 2 White B Neutral Red A Phase 1 In 861 installations the following connections must be made Green N Earth Ground White B Phase or Neutral Black C Phase or Neutral No Connection Table 2 1 Input Power Cables 861 4 Green black white red 861 3 Green black white 861 C 3 Green black white 861 D 5 Green yellow black white red orange 861 E 5 Green Yellow black black brown blue not provided 861 F 3 Green black white Table 2 2 Input Power Cable Connectors 4 P
9. B C D E F power controller user s manual 861 digital equipment corporation maynard massachusetts 861 A B C D E F power controller user s manual EK 861AB OP 001 digital equipment corporation maynard massachusetts Ist Edition November 1976 Copyright 1976 by Digital Equipment Corporation The material in this manual is for informational purposes and is subject to change without notice Digital Equipment Corporation assumes no respon sibility for any errors which may appear in this manual Printed in U S A The following are trademarks of Digital Equipment Corporation Maynard Massachusetts DEC DECtape PDP DECCOMM DECUS RSTS DECsystem 10 DIGITAL TYPESET 8 DECSYSTEM 20 MASSBUS TYPESET 11 UNIBUS 12 77 14 CHAPTER 1 1 1 12 1 2 1 122 CHAPTER 2 241 22 224 2 2 2 2 2 3 2 3 2 4 CHAPTER 3 3 1 3 1 1 3 1 2 3 1 3 3 1 4 3 1 5 3 1 6 Figure No 1 1 1 2 2 1 2 2 3 1 3 2 3 3 Table No 2 1 2 2 CONTENTS INTRODUCTION GENERAL DESCRIPTION SPECIFICATIONS Mechanical and Environmental Electrical oe INSTALLATION SITE CONSIDERATIONS CABLES use ae ee e Input Power Remote Switching Control Output Power GROUNDING 9 e 9 9 e 9 o o OPERATION CONTROLS AND INDICATORS Pilot Lamps Circuit Breaker
10. IKE CONTACTOR SWITCHED SUPPRESSION OUTLETS CIRCUIT REMOTE OFF LOCAL SWITCH POWER REQUEST EMERGENCY SHUTDOWN COMMON THERMAL NOTE SWITCH Not supplied with 861 E CP 1735 Figure 1 2 Simplified Block Diagram 861 D E 1 2 1 Mechanical And Environmental Dimensions 861 A B C F 5 in h x 19 1 8 in w x 8 in d 12 7 cm h x 48 5 cm w x 20 3 cm d 861 D E 5 in h x 19 1 8 in w x 11 in d 12 7 cm h x 48 5 cm w x 27 9 cm d Weight 861 A B C F 10 Ib 4 54 kg approx 861 D E 27 lb 12 26 kg approx Cooling Method Convection Mounting Rack standard 19 in Ambient Temperature Operating 861 A B C F 0 to 60 C 861 D E 0 to 70 C Storage 40 to 71 C Relative Humidity 95 max no condensation Altitude 861 A B C F 10 000 ft max 861 D E 8000 ft max 1 2 2 Electrical Input Power Voltage 861 A C F 90 Vac 135 Vac 861 B 180 Vac 270 Vac 861 D 90 Vac 132 Vac 861 E 180 Vac 264 Vac Phase 861 A Two 120 or 180 displaced 861 B C F Single 861 D E Three 120 displaced Frequency 47 Hz 63 Hz Current 861 A 16A per pole 861 B 16A per pole 861 C 24A per pole 861 D 24A per pole 861 E 15A per pole 861 F 12A per pole Power Requirements Full Load 861 A 3830 VA 861 B 3830 VA 861 C 2870 VA 861 D 8640 VA 861 E 10 800 VA 861 F 1435 VA No Load 861 A B C D E F 10 VA Inrush Current Capabili
11. d 4 unswitched Power cables must be ter minated with standard 3 prong male connectors NEMA 5 15P for the 861 A C F and NEMA 6 15 for 861 B to mate with the female connectors NEMA 5 15 for 861 A C F and NEMA 6 ISR for 861 B on the panel Power for the 861 D E is provided to controlled units from the 14 convenience outlets 10 switched 4 unswitched Power cables must be terminated with standard 3 prong male connectors NEM A5 15 or 5 20P for the 861 D and NEMA 6 15P for the 861 E to mate with the female connectors NEMA 5 15 or 5 20R for 861 D and NEMA 6 15R for the 861 E on the panel 2 3 GROUNDING A good return ground is essential to proper power controller operation A secure electrical connection must exist between the controller and the frame of the associated rack or cabinet To accomplish this 861 A B C F use a 10 32 nut with serrated washer and a 10 32 bolt with serrated washer in at least one of the four mounting holes For the 861 D E use a serrated washer and a 10 32 bolt with serrated washer in a 10 32 press nut on the rear of the controller 2 4 INITIAL OPERATION Before applying primary power to the power con troller determine that the power at the mains is of the correct value for the particular 861 version being installed and that all cables are connected correctly NOTE If the controller is being installed in a system where the Emergency Shutdown and Power Request lines
12. d to the switched outlets when the LOCAL OFF REMOTE switch is in the LOCAL position or in the REMOTE position and a connection exists between pins and 3 of a Re mote Switching Control Bus connector The circuit breaker opens automatically when an overload con dition exists at a power outlet or within the power controller A connection between pins 2 and 3 of the Remote Switching Control Bus disables the switched outlets regardless of the posi tion of the LOCAL OFF REMOTE switch 3 1 CHAPTER 3 OPERATION The following are the outlet current ratings Per Branch Phase Version 3 1 3 LOCAL OFF REMOTE Switch The LOCAL OFF REMOTE switch provides the Remote Switching Bus with the means to control the power to the switched outlets When the power controller is energized and the switch is in the OFF position the switched outlets are disabled When in the REMOTE position and connected to a bus where Power Request and Emergency Shutdown are in use or a means of effecting connection be tween pin 3 and pins 1 or 2 exists the switched outlets are enabled or disabled in accordance with conditions on the bus When in the LOCAL posi tion the switched outlets are enabled only when the Emergency Shutdown signal is not asserted 3 1 4 Remote Switching Control Bus Connectors The three female Signal Bus connectors adjacent to the LOCAL OFF REMOTE switch are wired in parallel These connectors provide a means of daisy chain
13. gh 861 D E 3 0 V max low 32 V min high Worst case to each bus signal line in relation to pin 3 Bus Signal Line Overload Capability 125 Vac rms 60 Hz 13 kQ impedance in re lation to pin 3 for two seconds with no damage Power Control Impedance Inductive diode suppressed National Electrical Manufacturer s Association Capacitance 200 pF max Output 861 A B C F Outlets power Twelve 8 switched 4 unswitched Outlet Current Ratings 861 A 12 A per outlet 16 A per branch circuit 32 A total 861 B 12 A per out let 16 A total 861 C 12 A per outlet 16 A per branch circuit 24 A total 861 F 6 A per outlet 8 A per branch cir cuit 12 A total Outlet Inrush Current 861 A 240 A peak per branch circuit 1 cycle 480 A peak total 1 cycle 861 B 240 A peak total 1 cycle 861 C 240 A peak per branch circuit 1 cycle 360 A peak total 1 cycle 861 F 120 A peak per branch circuit 1 cycle 180 A peak total 1 cycle Output 861 D E Outlets power Fourteen 10 switched 4 unswitched Outlet Current Ratings 861 D 15 A per outlet 24 A per phase 72 A total 861 E 12 A per outlet 15 A per phase 45 A total Outlet Inrush Current 240 A peak per branch circuit 1 cycle All provisions of Underwriters Laboratories Specifi cation UL 478 have been met in the design and manufacture of the 861 A 861 B 861 C 861 D 861 and 861 F Power Controllers 2 1 SITE CONSIDERATIONS
14. ing the Remote Switching Control Bus between the controller and system devices SWITCHED WER LN 861A REMOTE LOCAL UNSWITCHED 208 240V ON OFF ON GRE CIRCUIT CIRCUIT CIRCUIT LN CIRCUIT Popp 4 WIRE 16A CP 0376 861 A SWITCHED POWER CONTROL 8618 REMOTE LOCAL UNSWITCHED INPUT 240V 50 60 HZ ON OFF ON 2 POLE 3 WIRE 16A DOO 1 8 oe DOS au CR CP 0375 861 B a CONTROL 861C REMOTE LOCAL 20V 50 60 HZ ON OFF ON 120 emer CIRCUIT pb d 2 POLE 3 WIRE 24A ae eet DE pe GE pe 0374 861 Figure 3 1 861 A B C Power Controller Panels 3 2 CONTROL lg 0 PHASE 1 CIRCUIT 4 td 120v 50 60 UNSWITCHED PHASE 5 WIRE y Locat POWER 15 AMPS AT 120 VOLTS CIRCUIT 2 CIRCUIT 4 CIRCUIT 2 CIRCUIT 2 MAXIMUM PER CIRCUIT 861 D Front Panel PHASE PHASE 3 S CIRCUIT 2 CIRCUIT 1 CIRCUIT 2 POWER CONTROL 861 E INPUT 240 50 60 HZ 3 PHASE 5 WIRE 15 PHASE 1 CIRCUIT 1 UNSWITCHED LOCAL MAIN POWER ALL OUTLETS MAXIMUM CURRENT AT 240 VOLTS 12 AMPS OUTLET 15 AMPS PHASE ARE SWITCHED E CIRCUIT 2 861 E Back Panel Figure 3 2 Type 861 D E Power Controller Panels 3 3 SWITCHED CI RO INPUT 120V 50 2 POLE 3 WIRE DAAA
15. ot supplied with an ac power cord and connector It is shipped with a strain relief installed Local electrical codes should be referenced for the size and type of power cord and connector used 2 2 2 Remote Switching Control Three female bus connectors wired in parallel are provided on the front panel for accepting and re routing the Remote Switching Control Bus Each is an AMP Mate N Lok type AMP 1 480304 0 DEC 12 0 350 3 with AMP G117 4 DEC 12 09379 pins or equivalent Connections between units are effected with from one to three cable assemblies of 3 conductor stran ded 22 AWG cable terminated at each end with male connectors These are AMP 1 480305 DEC 12 09351 with AMP 61118 4 DEC 12 09378 pins or equivalent Cable assembly details are shown on drawing DEC 70 08288 Color coding is as follows a Pin Red b Pin 2 Black 3 Remote Switching Control lines connect the Signal Return Power Request and Emergency Shutdown lines from the processor and system de vices to the power controller in systems employing compatible automatic control features These lines are low for assertion Figure 2 2 shows one female connector viewed from the front 2 2 3 Output Power Power for the 861 A B C F is provided to con trolled units from the 12 convenience outlets 8 2 4 LI 1 POWER REQUEST e EMERGENCY SHUTDOWN 3 SIGNAL RETURN CP 0355 Figure 2 2 Signal Bus Connector switche
16. rong Twist Plug L14 20P 12 11045 4 Prong Twist Receptacle L14 20R 12 11046 861 B 3 Prong Twist Plug L6 20P 12 11192 3 Prong Twist Receptacle L6 20R 12 11191 861 3 Prong Twist Plug L5 30P 12 11193 3 Prong Twist Receptacle L5 30R 12 11194 861 D 5 Prong Twist Plug L21 30P 12 12314 5 Prong Twist Receptacle L21 30R 12 12315 861 E Not provided 861 F 3 Prong Plug L5 15P 90 08938 3 Prong Receptacle L5 15R 12 05351 2 2 RECEPTACLE PLUG 1 RED NEUTRAL N NEMA L14 20R N NEMA L14 20P U W 861 A U W 861 A EARTH GROUND PHASE 2 PHASE OR NEUTRAL NEUTRAL PREFERRED WHITE PHASE OR EARTH GROUND NEUTRAL N NEMA L6 2OR N NEMA L6 20P U W 861 U W 861 WHITE NEUTRAL PHASE EARTH GROUND N NEMA L5 30R N L5 30P U W 861 C U W 861 C EAE BLACK GREEN YELLOW GROUND NEUTRAL NEMA L21 30P U W 861 D ORANGE NEMA L21 3OR U W 861 D GREEN GREEN WHITE NEMA L5 15R NEMA L5 15P U W 861 U W 861 F 11 3202 Figure 2 1 Connector Wiring 2 3 In 861 C F installations the following connections must be made a Green N Earth Ground b White A Neutral c Black B Phase In 861 D installations the following connections must be made Green yellow N Earth Ground Black Phase 1 White Neutral Red Phase 2 Orange Phase 3 NOTE The 861 E Power Controller is n
17. ty 240 A peak 1 cycle Leakage Current 861 D 1 75 mA max 861 E 3 5 mA max Input Overvoltage Transient 180 360 V 1 sec power controller alone Activate Time 20 ms from switch closing to power out Deactivate Time 10 ms from switch opening to power out Input Breaker 861 A B C 20 A delayed action manual set magnetic 861 D 30 A delayed action manual reset magnetic 861 15 A delayed action manual reset magnetic 861 F 10 A delayed action manual reset magnetic Thermoswitch Opens at 160 F automatically resets at 120 F 49 C exposed to ambient air external to controller Input Power Connector 861 4 prong twist plug NEMA L14 20P 861 3 prong twist plug NEMA L6 20P 861 3 prong twist plug NEMA L5 30P 861 D 5 prong twist plug NEMA L21 30P 861 E pressure fit terminal block 861 F 3 prong standard plug NEMA 15 15 Hipot 2 1 kVdc for 60 sec input and output to chassis Remote Switching Control Connectors 3 each Female AMP 1 480304 0 DEC 12 09350 03 with AMP 61117 4 DEC 12 09379 pins or equivalent that mate with AMP 480305 0 DEC 12 09351 with AMP 61118 4 DEC 12 09378 pins or equivalent Input Signal Current Levels 861 A B C F 0 5 mA min 10 mA max 861 D E 0 5 mA min 40 mA max load worst case to each bus signal line when con nected to pin 3 Input Signal Voltage Levels 861 A B C F 3 0 V max low 35 V min high open circuit hi
18. xternal device Also if required the operation of the thermally ac tivated overtemperature switch can be checked by holding a match in proximity to the sensing ele ment and observing that the switched outlets are disabled The thermal switch should reset automat ically after a brief period once the flame is removed Loads should be balanced between circuits 3 1 CONTROLS AND INDICATORS Figure 3 1 shows the front panels for the 861 A 861 B and 861 C Power Controllers Each version has two pilot lamps a circuit breaker a 3 position toggle switch and several power outlets Their func tions are discussed in the following paragraphs Figure 3 2 shows the front and back panels for the 861 D and 861 E Power Controllers Each version has three pilot lamps a main circuit breaker a 3 position toggle switch and several power outlets In addition the 861 D has six branch circuit breakers Their functions are discussed in the following paragraphs Figure 3 3 shows the front panel for the 861 F Power Controller Controls indicators and outlets are the same as for the 861 C 3 1 1 Pilot Lamps In all 861 Power Controller versions all pilot lamps are lighted whenever the controller input power cable is connected to the live mains regardless of the position of the power controller circuit breaker or LOCAL OFF REMOTE switch 3 1 2 Circuit Breaker Circuit breaker when ON provides power to the unswitched outlets an
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