26 24 16 (16441) - Distribution Panelboards



Section Cover Page | |

| Section 26 24 16 |

|2010-11-01 Distribution Panelboards |

Use this Section to specify all requirements for distribution panelboards for medium to large projects that incorporate molded case breakers or fused switches with bus capacities in the range from 400 to 1200 Amperes which subfeed branch circuit panelboards, motor control centres and other large point loads.

This Master Specification Section contains:

.1 This Cover Sheet

.2 Data Sheets – Reference Documents

.3 Data Sheets - Sample Schedules

.4 Specification Section Text:

1. General

1.1 Related Requirements

1.2 Reference Documents

1.3 Source of Supply

1.4 Product Data

1.5 Coordination

1.6 Delivery, Storage and Handling

2. Products

2.1 Distribution Panelboards

3. Execution

3.1 Installation

3.2 Schedules

Distribution Panelboard 6D1 347/600 Volt, 3 Phase, 4 Wire Bus: 1200 Amperes, Enclosure: Surface

| | | | | | |

| |Brkr Frame | | | | |

|Load |Size (AMPS) |Poles |Trip |GFP |Feeder |

| | | | | | |

|Panel P-6B |100 |3 |70 |No |32 mm 4#3 X-L |

| | | | | | |

|MCC No. 1 |225 |3 |200 |Yes |50 mm 4#1/0 XL |

Note:  3 - 3 pole, 100 Amp frame spaces

3 - 3 pole, 225 Amp frame spaces

Distribution Panelboard 2D1 120/208 Volt, 3 Phase, 4 Wire

Bus: 600 Amperes, Enclosure: Flush

| | | | | | |

| |Brkr Frame | | | | |

|Load |Size (AMPS) |Poles |Trip |GFP |Feeder |

| | | | | | |

|Panel 2A |100 |3 |100 |No |32 mm 4#3 XL |

Note:  1 - 3 pole, 100 Amp frame spaces

4 - 3 pole, 225 Amp frame spaces

Distribution Panelboards 347/600 Volt, 3 Phase, 4 Wire

| | | | | | | | |

|Panel | | |Brkr Frame | | | | |

|Board |Bus |Encl |Size/Tripd | | | | |

| | | |(AMPS) |Poles |Qty |GFP |Feeder |

| | | | | | | | |

|CDP-1 |400 |surface |100 / 100 |3 |4 |no |32 mm 4#3 X-L |

| | | |225 / 200 |3 |3 |no |50 mm 4#1/0 X-L |

| | | |400 / 400 |3 |1 |yes |2 - 50 mm |

| | | | | | | |4 # 3/0 X-L |

| | | |225 / |3 |(3) |- |space only |

| | | | | | | | |

|CDP-2 |800 |surface |100 / 70 |3 |3 |no |32 mm 4#6 X-L |

| | | |225 / 150 |3 |2 |no |50 mm 4#1/0 X-L |

| | | |400 |3 |(2) |- |space only |

Distribution Panelboards 347/600 Volt, 3 Phase, 4 Wire

| | | | | | | | | |

| | | |BreakerFrame | | | | | |

| | | |Size | | | | | |

|Panel | | |(AMPS) | | | | | |

|Board |Bus |Encl | |Poles |Qty |Trip |GFP |Feeder |

| | | | | | | | | |

|CDP-3 |800 |surface |100 |3 |3 |100 |no |32 mm 4#3 X-L |

| | | |400 |3 |3 |300 |yes |75 mm 4#300 |

| | | | | | | |- |MCM X-L |

| | | |225 |3 |(3) | |- |spaces only |

END OF DATA SHEETS

1. General

1.1 related requirements

.1 SUBMITTAL PROCEDURES: SECTION 01 33 00.

.2 LEED Requirements: Section 01 35 18.

.3 Waste Management and Disposal: Section 01 74 19.

.4 Concrete Housekeeping Bases: Section 03 30 00.

.5 Electrical General Requirements: Section 26 00 10.

.6 Boxes and Fittings: Section 26 05 33.

.7 Conduit: Section 26 05 34.

.8 Electrical Identification: Section 26 05 53.

.9 Testing, Adjusting and Balancing of

Electrical Equipment and Systems: Section 26 08 10.

.10 Overcurrent Protective Devices: Section 26 18 16.

1.2 REFERENCE documents

.1 Canadian Standards Association (CSA)

|.1 |CSA C22.2 No. 29-M1989 (R2004) |Panelboards and Enclosed Panelboards |

1.2 SOURCE OF SUPPLY

.1 ALL DISTRIBUTION PANELBOARDS SHALL BE BY A SINGLE MANUFACTURER.

1.3 PRODUCT DATA

.1 COMPLY WITH REQUIREMENTS OF SECTIONS 26 00 10.

.2 Provide manufacturer's product data for all systems and components.

.3 Provide data on manufacturer's recommended environmental conditions for equipment affected by temperature.

1.4 COORDINATION

.1 COORDINATE SIZE AND LOCATION OF CONCRETE HOUSEKEEPING BASES WITH WORK SPECIFIED IN SECTION 03 30 00.

1.6 DELIVERY, STORAGE AND HANDLING

.1 Separate waste materials for [reuse] [and] [recycling] in accordance with Section 01 74 19 - Waste Management and Disposal.

2. Products

2.1 DISTRIBUTION PANELBOARDS

.1 DISTRIBUTION PANELBOARDS TO CSA C22.2 NO.29 AND AS FOLLOWS:

.1 Bus characteristics:

.1 Construction: rectangular section [copper] [aluminum] [silver] [tin] plated joints.

SPEC NOTE:  Aluminum not permitted when bus capacity exceeds 600 Amperes.

.2 Bracing: [50,000] [     ] Amperes symmetrical.

.3 Neutral: full capacity, solid neutral design.

.4 Ground bus: copper.

.2 Enclosure:

.1 Prefinished painted sheet steel.

.2 Uniform height, depth and width.

.3 [Drip cover.]

SPEC NOTE:  Specify drip cover only when distribution panelboard is installed in a room with sprinklers.

.3 Trim:

.1 [Hinged door on door construction] [Screw-on] [Hinged] cover dished back to device face with [no] [hinged locking] door, [2] [   ] keys per unit.

SPEC NOTE:  Specify hinged locking door when distribution panelboard is installed in a room with sprinklers.

.4 Overcurrent Protective Devices: [bolt-in breakers] [fused switches] as specified in Section 26 18 16.

3. Execution

3.1 INSTALLATION

.1 INSTALL PANELBOARDS SECURELY, PLUMB AND SQUARE TO ADJOINING SURFACES. MOUNT PANELBOARDS 1800 MM AND LARGER ON 100 MM CONCRETE BASE.

.2 Install panelboards flush or surface as indicated.

.3 Mount panelboards at not less than 1800 [    ] mm to top of trim.

.4 Connect loads to feeder breakers as specified in distribution panelboard schedules.

.5 [Breaker] [Fused switch] sizes as specified in distribution panelboard schedules.

3.2 SCHEDULES

SPEC NOTE:  NUMBER DISTRIBUTION PANELBOARD SCHEDULES SEQUENTIALLY STARTING WITH THE HIGHEST VOLTAGE IN SYSTEM AND WORKING DOWN.

SPEC NOTE:  Following is the individual schedule format.

Distribution Panelboard [   ] [347/600], [   ] Volt, [3] Phase,

[4] Wire Bus:  [    ] Amperes, Enclosure: [         ]

| | | | | | |

| |Brkr Frame | | | | |

|Load |Size (AMPS) |Poles |Trip |[GFP] |Feeder |

| | | | | | |

|[   ] |[        ] |[   ] |[    ] |[    ] |[             ] |

| | | | | | |

| | | | | | |

| | | | | | |

| | | | | | |

| | | | | | |

| | | | | | |

SPEC NOTE:  Following is the Summary Schedule Format.

Distribution Panelboards [    ] Volt, [   ] Phase, [   ] Wire

| | | | | | | | | |

| | | |Breaker | | | | | |

| | | |Frame | | | | | |

|Panel | | |Size | | | | | |

|Board |Bus |Encl |(AMPS) |Poles |Qty |Trip |[GFP] |Feeder |

| | | | | | | | | |

|[   ] |[  ] |[      ] |[    ] |[  ] |[  ] |[    ] |[     ] |[           ] |

| | | | | | | | | |

| | | | | | | | | |

| | | | | | | | | |

| | | | | | | | | |

| | | | | | | | | |

| | | | | | | | | |

| | | | | | | | | |

END OF SECTION

................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download