Mains Power - Tannoy QFLEX User Manual

14 MAINS POWER

The QFlex unit comes supplied with the mains input connector. It can be located in the mains input socket under the
lower connector plate on the rear of the master unit. Additional mains inlet connectors are available from Tannoy, part
number 3431-1150.
Use flexible three core mains cables rated to SJ, SJT, or SJE, with 10A minimum capacity and marked VW-1 between
the QFlex and fixed wiring point.
Wire the mains input connector as shown below noting the use of the cable gland
(L)ive / Hot
(N)eutral / Cold
(E)arth / Ground
Mains power supply cable,
See the manual for the
specification
QFlex connector plate
QFlex is suitable for use with mains supplies with nominal voltages and frequencies in the range 100V – 240V and
50Hz/60Hz.
Each Qlex module will limit it's mains inrush current to a worst case of 10A on 230V mains & 5A on 115V mains
QFlex is designed and intended for use in non-domestic situations. Mains power is to be supplied from a permanent hard
wired feed. The feed for each QFlex must be protected by a fuse or circuit breaker rated at no more than 10A. It must be
possible to isolate the feed to each QFlex by means of a double pole switch with a minimum of 3mm contact separation.
All wiring is to comply with local regulations.
Ensure that the QFlex is isolated from the mains supply by means of the above switch before any maintenance or
cleaning is undertaken.
The maximum power requirements for QFlex models are as follows :
Model
QFlex 8
QFlex 16
QFlex 24
QFlex 32
QFlex 40
QFlex 48
BROWNOUT will be indicated to the DSP if the mains supply voltage drops below a level where performance will be
impaired. Normal operation will automatically resume when the mains recovers.
= Brown or Black
= Blue or white
= Green or Green & Yellow
Max Power req.
220 watts
280 watts
500 watts
560 watts
780 watts
1000 watts
Secure the cable with
the clamp
Make the safety Earth wire
longer than the Live &
Neutral wires