Block Bell Equipment (BB)

Block Bell Equipment (BB)

SPECIFICATION NO. : IRS : TC 44/88

DESCRIPTION :

The block bell equipment works on 24V DC with variation of +30% and -10%.It is used in AC Electrified area to convert DC impulses to AC at the sending end and AC impulses to DC at the receiving end.

TECHNICAL DETAILS :

The equipment comprises of the following:

Insulation Resistance :	>100MΩ with 1000VDC
Dielectric Strength :	1KVAC 50Hz For 1Min
Supply Voltage :	24VDC, -10% to +30%
Output Voltage :	45-60VAC with load of 1120Ω, ±2%
Current Drain :	≤1Amp.
Frequency :	150Hz,±5Hz with a load of 1120Ω,±2%.
Wave Shape :	Sine Wave
Harmonic Distortion :	< 5%, with a load of 1120Ω,±2%.