NEC PA1705UL-W Installation Manual page 21

• Hazard zone
The below figure describes the radiation zone (hazard zone) of light emitted by the projector that
is classified as Risk Group 3 (RG3) of IEC/EN 62471-5:2015.
Overhead view
a
H
PA1705UL-W/PA1705UL-B
Lens Throw ratio
1.98 (Wide)
NP55ZL 2.60 (Middle)
3.95 (Tele)
3.92 (Wide)
NP56ZL
7.50 (Tele)
2.6
2.2
RG3 RG3 RG3
2.0
1.8
1.6
1.4
1.2
RG2 RG2 RG2
1.0
0.8
2.0 3.0 4.0
Throw ratio
NP55ZL
Calculation of the throw ratio
Throw ratio = L: Throw distance (m) / W: Screen width (m)
For throw distances and screen widths, refer to "Lens types and throw distance". (→ page 163, 164)
b
HD
a: Screen / b: Hazard zone
Hazard zone (m)
HD H V
- - -
1.00 0.4 0.3
1.65 0.5 0.3
1.23 0.3 0.2
2.04 0.3 0.2
5.0 6.0 7.0
NP56ZL (Provisional value)
a
V
PA1505UL-W/PA1505UL-B
Lens Throw ratio
1.98 (Wide)
NP55ZL 2.90 (Middle)
3.95 (Tele)
3.92 (Wide)
NP56ZL
7.50 (Tele)
2.9
2.2
RG3 RG3 RG3
2.0
1.8
1.6
1.4
1.2
RG2 RG2 RG2
1.0
0.8
8.0
2.0 3.0
xx
Important Information
Side view
HD
Hazard zone (m)
HD H
- -
1.00 0.4
1.43 0.4
1.06 0.2
1.75 0.2
4.0 5.0 6.0
Throw ratio
b
V
-
0.2
0.3
0.2
0.2
7.0 8.0