HP Performance Optimized Data Center (POD) 20cp manual Control cabinet component identification

Page 9

Item	Electrical safety label	Description

2	Panel schedule/circuit breaker	Lists the layout and designation for all circuit breakers
	table
3	Fuse type table	Lists all fuse types and sizes
4	Wire color code	Lists the 380-415 Y/200-240 V color codes:
		•	Purple/Brown—Phase A/L1
		•	Purple/Orange—Phase B/L2
		•	Purple/Yellow—Phase 3/L3
		•	Purple/White—Neutral
		• Green and yellow—Equipment ground

Control cabinet component identification

Item	Component	Description

1	VESDA air sampling smoke	An early warning laser scan smoke detection unit
	detection unit
2	Leak detection relays	Interprets the electronic leak signals
3	Fire suppression	Data connection points for the fire suppression panel and input
		components
4	Fire alarm and suppression	• Controls all fire systems within the HP POD 20c, including the
	release control panel	smoke detection system, fire suppression system, fire pulls, and
		so on
		• Includes a battery backup system that provides power to the
		fire system during a utility power loss

5	ECS relays and ECS modules	Relays for the ECS control, ECS communications, I/O connections,
		and terminal block connections
6	Fan control	Fan power supply controls and relays
7	EPO controller board and house	Connections for the EPO system and fuses for other house panel
	panel fuses	components

8	Battery backup power supply	Provides 24V DC power to the PLC and ECS system

Illustrated parts catalog 9

Image 9

Contents Abstract Page Contents Contacting HP Structural component identification Illustrated parts catalogComponent Description Life safety component identificationFront view shown Component Description Electrical power component identificationAccessed only by authorized personnel Control cabinet component identification Electrical safety label DescriptionHP POD 20c racks Aisle clearancesCold aisle clearance Hot aisle clearance Replaceable components for China modelsSpare part number Description Overview Installation considerations Optional Fire suppression systemButtons Removal and replacement proceduresEPO button Removing the EPO buttonDIN rail components Control relay moduleRemoving the control relay module Replacing the control relay module Differential pressure sensorReplacing the differential pressure sensor Removing the differential pressure sensorMagnetic contacts Door position devicesRemoving the magnetic contacts Replacing the magnetic contactsElectrical Busway drop boxRemoving the busway drop box Removal and replacement procedures Replacing the busway drop box IT cooling fan FansRemoving the IT cooling fan Replacing the IT cooling fan Ventilation fanReplacing the Rittal SK 3326 ventilation fan Removing the Rittal SK 3326 ventilation fanHeat exchanger air filters FiltersRemoving the heat exchanger air filter Replacing the heat exchanger air filterRemoving the Vesda filter Vesda filterReplacing the Vesda filter Rittal SK 3326 ventilation fan filterReplacing the Rittal SK 3326 ventilation fan filter Removing the Rittal SK 3326 ventilation fan filterECS touchscreen and EPO indicators IndicatorsReplacing the ECS EPO LED indicators Removing the ECS EPO LED indicatorsLED light LightsRemoving the LED light Replacing the LED lightSensors Heat exchanger condensate drain pan sensorsRemoving the drain pan sensor Replacing the drain pan sensor Chilled water supply and return header drain pan sensorsRemoving the humidistat HumidistatReplacing the humidistat Humidity sensor Replacing the humidity sensor Removing the humidity sensorRemoving temperature sensor from the chilled water system Chilled water system temperature sensorReplacing the temperature sensor in the chilled water system Chilled water temperature sensor internal componentsReplace the chilled water temperature sensor circuit board Removal and replacement procedures Temperature sensor cold aisle Removing the cold aisle temperature sensorReplacing the cold aisle temperature sensor Removing the hot aisle temperature sensor Temperature sensors hot aisleReplacing the hot aisle temperature sensor Fluid system componentsChilled water supply and return header pressure sensors You need a wrench to remove and replace the pressure sensors Chilled water flow sensor Removing the chilled water flow sensorReplacing the chilled water flow sensor Chilled water system temperature sensor Chilled water temperature sensor internal components Replace the chilled water temperature sensor circuit board Heat exchanger Removing the humidifier HumidifierRemoval and replacement procedures Replacing the humidifier Removal and replacement procedures Humidistat if installed Replacing the humidistat Valves External chilled water isolation valveRemoving the external chilled water isolation valve External pressure gauge isolation valve Replacing the external chilled water isolation valveRemoving the external pressure gauge isolation valve Replacing the external pressure gauge isolation valve Periodic maintenance overview Periodic maintenanceQualified personnel Cooling systemLeak isolation Leak detectionHumidifier if installed ECS POD Shut Down Required HP POD 20c structure Fire alarm and suppression systemEPO Functional Test Life safetyThird-party components Access controlSpecifications General HP POD 20c specificationsElectrical specifications Environmental specifications Rack specificationsWater specifications Thermal and air flow performanceOptional features specifications Contacting HP Before you contact HPHP contact information Safety and NEC compliance Regulatory informationHP POD 20c regulatory compliance Regulatory requirements for Exit signs With Council, Inc Regulatory information Branch circuit GlossarySOW Documentation feedback Index HP POD 20c structure Temperature sensors, cold aisle

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