

80
raised floor systems
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Interact Underfloor
Technical
Interact Underfloor Power
Technical Specification
Underfloor 63A and 40A – complies with BS EN 61534:2003
Manufactured within ISO 9000-9002 environment.
Electrical Specification
63
A 40A
Rated Current
63
40
A
Rated Voltage
480
480
V
Frequency
50/60 50/60
Hz
Conditional Short Circuit Rating
16
16
kA
Resistance per Copper Conductor
(
At ambient temperature 20ºC)
1.3
3.0
m
Ω
/
m
Impedance per Copper Conductor
(
At ambient temperature 20ºC)
1.3
1.3
m
Ω
/
m
Volt Drops
(
Full load, concentrated at one end) (Line + Neutral)
Powertrack
2.9
2.9
mV/A/m
Feed Unit
0.6
0.6
mV/A
Tap-off Connection
1.6
1.6
mV/A
+ 4mm
2
Cable
10
10
mV/A/m
+ 2.5mm
2
Cable
18
18
mV/A/m
Joint
0.6
0.6
mV/A
Flexible interlink Unit
0.8
0.8
mV/A
+ 10mm
2
Cable
4.0
4.0
mV/A/m
Earth Fault Loop Impedance
Line Conductor
1.5
1.5
m
Ω
/
m
Earth
–
Case
1.0
1.0
m
Ω
/
m
–
Copper
1.5
1.5
m
Ω
/
m
–
Copper + Case
0.75
0.75
m
Ω
/
m
Feed Unit (Line + Earth)
0.6
0.6
m
Ω
Tap-off Connection (Line + Earth)
m
Ω
+ 4mm
2
Cable R1 + R2
10
10
m
Ω
/
m
+ 2.5mm
2
Cable R1 + R2
18
18
m
Ω
/
m
Joint (Line + Earth)
0.6
0.6
m
Ω
Flexible Interlink Unit (Line + Earth)
0.8
0.8
m
Ω
+ 10mm
2
Cable R1 + R2
3.7
3.7
m
Ω
/
m
Mechanical Data
63
A 40A
Max. No. of Copper Conductors
5
5
Conductor Cross Section Area (Nominal) 14.4
14.4
mm
2
Powertrack Casing Copper Equivalent
(
Where Casing is Protective Earth)
14.5
14.5
mm
2
Cable Termination Capacity
16
16
mm
2
Tap-off Cable 32A
4.0
4.0
mm
2
Tap-off Cable 13A
2.5
2.5
mm
2
Tap-off Conduit Sizes
16/20 16/20
Ø
mm
Flexible Interlink Cable
10
10
mm
2
Flexible Interlink Conduit
25
25
Ø
mm
Integral Feed Conduit Entry
1
x 25 1 x 25
Ø
mm
Feed Conduit Entry
2
x 25 2 x 25
Ø
mm
IP Rating
4
X
4
X
Materials Specification
Powertrack Casing, Feeds and Brackets Galvanised Steel
Conductors
High Conductivity Copper
Dust cover
Powertrack Insulators
63
A – polyamide and Polyester
40
A – PVC Sockets / Tap-off
Plug / Joint
Mouldings
Noryl SE1 (Modified PPO)
Shutter
Polycetal
Tap-off/Interlink Flexible Conduit
Galvanised Steel
Tap-off Cable (Singles in Conduit)
LSF Cable to BS 7211 (PVC Cable
to BS 6004 available on request)
Tap-off Cable (Multi-core)
Multi-core Cable to BS 6500 &
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
10
mm
2
cable to BS 6231
3
m is actually 2.7/2.8 fully stretched shortened by 0.1 - 0.2m of slack to
ensure remains flexible when wired up to module/