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Got a question about Class I Div 1; I need to install a handhole adjacent to a manufacturing facility. The client indicates that below grade in the area where the handhole is to be installed is Class I Div 1. I don't see any handholes specically rated for Class I Div1. Are handholes not rated...

Is there a code (NEC, NFPA, BICSI, TIA or EIA) that dictates that a Telecom room in a commercial building can not be used to store supplies (paper, paper towels, computer monitors, etc)?

@dpc - 130KW gen set, commercial building, two story. Used for emergency and stanby power (for nonemergency power). Looks like 5' is the absolute min, but I'll recommend 10'.

I'm in Forsyth County GA, USA. The walls are 1 hr as it stands.

Does anyone know of a specific code that indicates minimum distance from a building for Generator?

Thanks, Millbo and oldfieldguy. Those are great tips. Any idea of the size of the connection required for the pump? We had a transformer shop drawing and the manufacturer listed 1" drain and fill plugs. Whereas our spec indicated provide filter press connections and I had a tough time...

I'm going through our specs on pad mounted oil filled transformers and came across the term filter press connection. Does anyone here know if the filter press is actually on the transformer oil compartment itself or is just a connection to connect an external pump and filter?

I am an electrical engineer working for an A-E which designs all sorts of facilities. I’ve had all kinds of experience in lighting systems, fire alarm systems, power distribution, and telecom systems, etc.. My controls experience is some what limited especially in dealing with PLC’s. I have a...

-------------------------------------------------------------------------------- Anybody see anything wrong with using a panelboard as a junction box/raceway for the same circuit. Any other words I've got a circuit terminating to a panelboard - which is a boo boo. So, I'd like to disconnect...