Project Description

Modular Transformer | Modular Bell Transformer | DoorBell Transformer | BT-16

Modular bell transformer is applicable to circuit of AC 50Hz, operating voltage up to 250V.

BT16-8/16 With output power capacity 4VA and 8VA and 12VA and 24VA, safety power supply for household door bell.

modular transformer

Selection and Technical Data

TypeRated Output Power P2(VA)Rated Primary Voltage U1(V)Rated Secondary Voltage U2(V)Current w/o Load
I0(A)
Power consumption w/o loadP0(W)Coil Temperature Rising  Δτ m( ℃ )
BT - 3.83.8230(240)12
16
24
0.0110.530
BT - 88230(240)4
6
8
10
12
16
24
0.0320.945
BT16 - 88230(240)8
12
16
24
37 ±80.950

Normal operation and mounting requirement

·Circumstance temperature -5°C~ +40°C,
·Altitude above sea level less than 2000 m.
·Humidity not exceeding 50% at 40°C and not exceeding 90% at 25°C.
·Installation class II or III.
·Pollution class 2.
·DIN Rail mounting type.
·not be more than 5 times of terrestrial one.

Advantage

1. Guarantee period of 36 calendar months
2.An excellent ratio between price and quality
3.The fast and flexible production form aim at the customer require;
4.The deliveries exactly in accordance with customer orders
5.The fast transportation.

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