LV Metering Cabinet

++++General

LV Metering Cabinets are designed installed outdoors on wall or concrete. Which was made of not less than 1.2mm galvanized steel, and have a provision for mounting and aligning the meter to house and protect CT Operated Smart (AMR) kWh Meters

++++Product Standard

l   IEC 335-1: Safety of household and similar electrical appliances. Part 1: General requirements.

l   IEC 529: Degrees of protection provided by enclosures (IP code).

l   IEC 947-1: Low-voltage switchgear and controlgear. Part 1: General rules.

++++Service conditions

Altitude (above sea level):1,000m

Maximum outdoor temperature:40°C

Minimum outdoor temperature:-25°C

Maximum monthly mean temperature:35°C

Annual mean temperature:22°C

Maximum relative humidity:60% to 96%

Maximum wind velocity :58km/h

Prevailing wind direction: SE and NW

Type of atmosphere: coastal

++++Technical Specification

++++Product structure

LV Metering Cabinet made of not less than 1.2 mm sickness galvanized steel

have a Main Door for complete access of its interiors

The Door was provided by sealing rubber-padding to prevent ingression of moisture and dust.

Figure 1 shows salient features of the outer appearance of the LV Metering Cabinet.

Provision of access of the operating handle of the Isolating Circuit Breaker shall be made on the Main Door such that the Circuit Breaker can be operated without opening the LV Metering Cabinet.

The LV Metering Cabinet Door provided with a Locking Mechanism.

The Locking Mechanism shall be protected from access by a sealable metallic flap as shown in the in Figure 1.

There is provision of a Transparent Polycarbonate Window for Meter Reading

The Door shall have a galvanized steel handle for easy of opening.

The LV Metering Cabinet design with a Security Switch mounted in such a way that opening of the door causes the Switch to ‘Open’ and closing of the door causes the Switch to ‘Close’.

Flexible wires of adequate length to be extended from the Switch terminals to the meter position ready for connecting on the respective terminals of the AMR Meter.

The LV Metering Cabinet was design to mounting on a wall and on a concrete plinth.

Four (4) 8mm2 Roll-Bolts to be provided for each LV Metering Cabinet. The Roll-Bolts to be delivered inside the respective LV Metering Cabinet.

The LV Metering Cabinet also provided with a rugged Wireless Communication Antenna mounted on the top of the Cabinet. The antenna to be connected with a communication cord of at least six feet (6ft) long as a provision for connecting it to the AMR Meter.

The LV Metering Cabinet also provided with multi-tap Current Transformers

Provision of 12kV Surge Arrestors

The LV Metering Cabinet designed with 12kV Surge Arrestors for protection of the meter against lightning or switching surges.

The LV Metering Cabinet provided with a Test Terminal Block for easy meter testing during operations. The Test Terminal Block have a transparent cover and some provision of sealing shall be availed on the mounting studs.

The LV Metering Cabinet provided with 10Amps Miniature Circuit Breakers on the voltage circuit feeding the AMR Meter.

The LV Metering Cabinet shall be provided with an Isolating/Over-Load Mold Case Circuit Breaker

The Mold Case Circuit Breaker shall have a means of being remotely disconnected through a tripping-pulse issued by the AMR Meter.

++++Bill of Material

++++Before order pls clarify of your requirement with our tech