Infrastructure Readiness

Transformer utilisation

78.4%

avg across 3 transformers

Max rack density now

58 kW

RACK-G2

Rows ready to densify

of 7 rows — ROW-D, ROW-A

Max new GPU load

120 kW

before breach at 90%

Transformer loss today

2.10%

threshold: 3.0% · Rule 6a

Rack density map · kW per rack vs physical limit PDU telemetry · SNMP · OPC UA

PDU-1

PDU-2

PDU-3

PDU-4

ROW-A

12 kW

24% cap

15 kW

30% cap

18 kW

36% cap

14 kW

28% cap

ROW-B

38 kW

76% cap

42 kW

84% cap

35 kW

70% cap

40 kW

80% cap

ROW-C

48 kW

80% cap

46 kW

77% cap

50 kW

83% cap

44 kW

73% cap

ROW-D

8 kW

16% cap

10 kW

20% cap

—

offline

12 kW

24% cap

ROW-E

37 kW

74% cap

41 kW

82% cap

39 kW

78% cap

43 kW

86% cap

ROW-F

44 kW

73% cap

40 kW

67% cap

47 kW

78% cap

42 kW

70% cap

ROW-G

48 kW

80% cap

41 kW

68% cap

36 kW

60% cap

44 kW

73% cap

ROW-H

31 kW

62% cap

29 kW

58% cap

—

offline

33 kW

66% cap

Reserved / offline

Low (<20 kW)

Standard (20–40 kW)

High density (40–60 kW)

GPU cluster (>60 kW)

Transformer headroom scorecard OT-native · Rule 6a · Historian delta

Transformer A

Rated capacity1250 kVA

Current load1100 kVA

Loss today1.90%

88% utilised

Headroom: 150 kVA · available

Transformer B

Rated capacity1250 kVA

Current load1056 kVA

Loss today2.40%

84% utilised

Headroom: 194 kVA · available

Transformer C (Standby)

Rated capacity1000 kVA

Current load0 kVA

Loss today0.00%

0% utilised

Headroom: 1000 kVA · standby

Per-row readiness index · power · cooling · UPS redundancy

Row	Power score	Cooling	UPS	Composite	Verdict
ROW-A	High	✓ adequate	N+1	85	Ready
ROW-B	Medium	✓ adequate	N+1	72	Marginal
ROW-C	Low	⚠ near-limit	N	56	Blocked
ROW-D	High	✓ good	2N	92	Ready
ROW-E	Low	✓ adequate	N	58	Blocked
ROW-F	Medium	✓ adequate	N+1	78	Marginal
ROW-G	Low	⚠ near-limit	N	50	Blocked

GPU densification simulator · "can we add a new cluster?"

Target row

New GPU cluster kW/rack 80 kW

Number of racks 4

Transformer loss headroom is factored into the readiness score using Rule 6a from the Deliverain historian — the unique OT-native contribution no DCIM vendor can replicate.

Row selected—

New load—

Transformer headroom—

Power headroom—

Cooling margin—

UPS redundancy—

—