102 / 108
102
overhead systems
customer services +44 (0)1745 532343
Interact Overhead
Technical
Interact Overhead Power
Technical Specification
Overhead 40A –
Manufactured within ISO 9000 environment.
Electrical Characteristics
Overhead
Rated Current
40
A
Rated Voltage
480
V
Frequency
50/60
Hz
Conditional Short Circuit Rating
16
kA
Resistance per Copper Conductor
(
At ambient temperature 20ºC)
1.3
m
Ω
/
m
Impedance per Copper Conductor
(
At ambient temperature 20ºC)
1.3
m
Ω
/
m
Volt Drops (Full load, concentrated at one end)
Powertrack (Line + Neutral)
2.9
mV/A/m
Feed Unit
0.3
mV/A
Tap-off Connection
1.6
mV/A
+ 2.5mm
2
Cable
18
mV/A/m
Joint
0.3
mV/A
Flexible Interlink Unit
0.8
mV/A
+ 6mm
2
Cable
7.0
mV/A/m
Mechanical Data
Max. No. of Copper Conductors
5
Conductor Cross Section Area Nominal
14.4
mm
2
Powertrack Casing Copper Equivalent
(
Where Casing is Protective Earth)
12.0
mm
2
Cable Termination Capacity
10
mm
2
Tap-off Cable
2.5
mm
2
Flexible Interlink Cable
6
mm
2
Flexible Interlink Conduit
25
Ømm
Feed Conduit Entry
20
Ømm
IP Rating
2
X
Materials Specification
Powertrack Casing, Feeds and Brackets Galvanised Steel
Conductors
High Conductivity Copper
Powertrack Insulators
40
A Polyamide and Polyester
Sockets/Tap-off Plug/Joint Mouldings
Modified PPO
Shutter
Polyacetal
Interlink Flexible Conduit
Galvanised Steel
Tap-off Cable
Multi-core Cable to BS 6500 and
BS 7211. LSF Cable standard,
PVC Cable available on request
Tap-off Pins
–
Line, Neutral & Copper Earth
Copper and Phosphorous
Bronze, tin plated
–
Casing Earth
Brass, tin plated
Flexible Interlink Cable
Tri-Rated to BS 6231