26 27 14 (16216) - Main Distribution Centre Metering



Section Cover Page | |

| Section 26 27 14 |

|Main Distribution Centre |

|2010-11-01 Metering |

Use this Section to specify requirements for metering installed in main distribution centres specified in the following sections:

Section 26 18 36 - Fused Main Distribution Centre.

Section 26 18 37 - Moulded Case Main Distribution Centre.

Section 26 18 38 - Industrial Air Circuit Breaker Main Distribution Centres.

This Master Specification Section contains:

1. This Cover Sheet

2. Specification Section Text:

1. General

1.1 Related Requirements

1.2 Delivery, Storage and Handling

2. Products

2.1 Analog Metering

2.2 Digital AC Metering System

2.3 Current and Potential Transformers

3. Execution

3.1 Installation

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 Electrical General Requirements: Section 26 00 10.

.5 Electrical Operation and Maintenance Data: Section 26 01 10.

.6 Testing, Adjusting, and Balancing

of Electrical Equipment and Systems: Section 26 08 10.

.7 Fused Main Distribution Centre: Section 26 18 36.

.8 Moulded Case Main Distribution Centre: Section 26 18 37.

.9 Industrial Air Circuit Breaker Main Distribution Centres Section 26 18 38.

1.2 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 ANALOG METERING

.1 VOLTMETER:

.1 Type: [AC] [     ] 150 volt full scale deflection.

.2 Size: [115] [     ] mm [square] 250° scale arc.

.3 Accuracy: [One] [     ] per cent.

.4 Calibration: [0 - 750] [      ] volts, zero left.

.5 Mounting: [Flush] [Surface].

.6 Selector Switch: [4] [7] [     ] position.

.2 Ammeters:

.1 Type: [AC] [     ] 5 Ampere full scale deflection.

.2 Size: [115] [     ] mm [square] 250° scale arc.

.3 Accuracy: [One] [     ] per cent.

.4 Calibration: [0 - 300] [      ] Amperes.

.5 Mounting: [Flush] [Surface].

.6 Selector Switch: [4] [     ] position.

.3 Triplex Ammeters:

.1 Type:  [AC] [     ] 5 Ampere full scale deflection with:

.1 Triplex thermal demand.

.2 Instantaneous readout for each phase.

.2 Size:  [115] [     ] mm square, 250° scale arc for each unit.

.3 Accuracy:  [±1] ................
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