3-10
Cisco ONS 15200 Product Description
78-13766-01
Chapter3 Product Hardware
Environmental Compliance

3.3.2 ONS 15252 Fan Unit Power and Grounding

The fan unit back panel has two power supply connectors. The far-right power connector (as viewed
from the rear of the fan unit) is the primary source , a nd the far-le ft p owe r c on nect or i s the se co ndary
source. These power connectors are designated as 0V and -48V. A pair of grounding pins (M4 screws)
is located next to each of the power connectors on the fan-unit back panel.

3.3.3 ONS 15201 SCU Power and Grounding

The ONS 15201 SCU chassis has two power supply connectors. The power supply located on the front
of the ONS 15201 SCU chassis is labeled PS-2 (power supply two), a nd the pow er s uppl y c onn ect or
located on the backplane of the ONS 15201 SCU chassis is labeled PS-1 ( powe r suppl y one )
(Figure 3-6). Lug-type grounding connectors located on the back of the cha ssis provide grounding. The
power supplies convert AC to DC and provide a regulated -48 VDC to the ONS 15201 SCU.
3.4 Environmental Compliance
The ONS 15252 MCU is compliant with Network Element Building Systems (NEBS) Level 3 of
TelcordiaSR-3 580 and appl icable sections of Telcordia GR-63-CORE and Telcordia GR-1089-CORE .
Additionally, the ONS 15200 system is compliant with ETS 300 019-1-1 (class 1.1), ETS 300 019-1-2
(class 2.3), and ETS 300 019-1-3 (class 3.1) for environmental re qu ire ments .
The ONS SCU 15201 is compliant with Network Element Building Systems (NEBS) Level 2 of
TelcordiaSR-3 580 and appl icable sections of Telcordia GR-63-CORE and Telcordia GR-1089-CORE .
Additionally, the ONS 15200 system is compliant with ETS 300 019-1-1 (class 1.1), ETS 300 019-1-2
(class 2.3), and ETS 300 019-1-3 (class 3.1) for environmental re qu ire ments .
3.5 Electromagnetic Compatibility
The ONS 15200 system is compliant with Telcordia GR-1089-CORE and FCC Part 15 specifications for
electromagnetic compatibility for NEBS Level 2 (SCU) and Level 3 (MCU). Additionally, the ONS
15200 system is complaint with ETS 300 386-1, classes 1 and 2 for electromagnetic compatibility.
3.6 Safety Specifications
This section provides ONS 15200 system laser and product safety specifications.

3.6.1 Laser Safety

The ONS 15200 system is compliant with IEC-60825-1, IEC 60825-2, and CFR 1040.10 requirements
for laser safety.