Juniper EX9253 Hardware Manual page 250

Nonregulatory Environmental Standards
NEBS compliance—These EX Series switches are Network Equipment Building System (NEBS) compliant:
• EX2200-24T and EX2200-48T
• EX3200-24T, EX3200-48T
• EX3300-24T, EX3300-48T
• EX4200-24T, EX4200-24F, EX4200-24F-S, EX4200-48T and EX4200-48T-S
• EX4300-24T, EX4300-24T-S, EX4300-24P, EX4300-24P-S, EX4300-32F, EX4300-32F-S,
EX4300-48T, EX4300-48T-AFI, EX4300-48T-S, EX4300-48P, and EX4300-48P-S
• All EX4500 switches with AC power supplies
• EX4550-32T-AFO, EX4550-32T-AFI, EX4550-32F-AFO, EX4550-32F-AFI, and EX4550-32F-S
• EX4600-40F and EX4600-40F-S
• All EX6200 switches
NOTE: For the EX6200-48P line cards, the intrabuilding ports must use shielded intrabuilding
cabling or wiring that is grounded at both ends.
• All EX8200 switches
• EX9251
• EX9253
These switches meet the following NEBS compliance standards:
• SR-3580 NEBS Criteria Levels (Level 4 Compliance)
• GR-1089-CORE: EMC and Electrical Safety for Network Telecommunications Equipment
• GR-63-CORE: NEBS, Physical Protection
• The equipment is suitable for installation as part of the Common Bonding Network (CBN).
• The equipment is suitable for installation in locations where the National Electrical Code (NEC)
applies.
• The battery return connection is to be treated as an Isolated DC return (DC-I), as defined in
GR-1089-CORE.
241