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built templatepoe-networkwith-tool

Poe Power Budget

Calculates total Power over Ethernet demand from device count and per-device power draw, then compares it with the switch PoE budget. The deterministic check reports utilization, available headroom, required headroom allowance, and remaining headroom margin.

inputs

4 fields

context

2 archetypes

engine

with-tool

outputs

5 scored fields

contract fields

Parameter Map

4 inputs to 5 scored outputs

  • device_count

    float

    Number of PoE powered devices

    1 to 96

  • power_draw_per_device_w

    float

    Power draw per device

    1 to 90W

  • switch_poe_budget_w

    float

    Available switch PoE budget

    30 to 3000W

  • required_headroom_pct

    floathidden in hard

    Required headroom as a percentage of connected PoE load

    0 to 50%
total_power_requirement_wtol 0.03

Total PoE power requirement

utilization_pcttol 0.03

PoE budget utilization

available_headroom_wtol 0.03

Unused PoE budget

required_headroom_wtol 0.03

Required headroom allowance

headroom_margin_wtol 0.03

Margin after required headroom

visibility contract

Difficulty Ladder

all_giveneasy

Small access switch budget

all fields visible
all_givenmedium

Access or high-power PoE switch

all fields visible
partialhard

Headroom allowance hidden in design context

required_headroom_pct

scenario bands

Archetype Atlas

access_switch

2 contexts

Access switch serving cameras and wireless access points

device_count4 to 48
power_draw_per_device_w7 to 30
switch_poe_budget_w180 to 1200
required_headroom_pct10 to 25

station-comms-room / campus-access-switch

high_power_switch

2 contexts

High-power PoE switch serving PTZ cameras or field devices

device_count8 to 96
power_draw_per_device_w20 to 75
switch_poe_budget_w740 to 3000
required_headroom_pct15 to 35

roadside-cabinet / security-headend

rendered task

Generation Preview

roadside-cabinet-high-power-switch-preview

difficulty
hard
visibility
partial
archetype
high_power_switch
site context
roadside-cabinet
instruction excerptpoe-power-budget_calc.py

visible fields

  • device_count8 to 96
  • power_draw_per_device_w20 to 75 W
  • switch_poe_budget_w740 to 3000 W

withheld schema

required_headroom_pcttotal_power_requirement_wutilization_pctavailable_headroom_wrequired_headroom_wheadroom_margin_w
High-power PoE switch serving PTZ cameras or field devices. roadside-cabinet. Required outputs: total_power_requirement_w, utilization_pct, available_headroom_w, required_headroom_w, headroom_margin_w